# OCME · Knowledge & practice explorer

302 MKO / 1,441 families / 360 batches / 36,000 questions.

36,000 second-context math/bilingual reviewed; 0 display/symbol-checked candidates. Source questions: candidate. English: ai_candidate. No new proof, Lean, SREG or training.

200 results; page 2/8.

## Question 4526: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0051`; number: 4526
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0051/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0051/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0051.json)

## Question 4527: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0052`; number: 4527
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0052/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0052/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0052.json)

## Question 4528: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0053`; number: 4528
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0053/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0053/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0053.json)

## Question 4529: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0054`; number: 4529
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0054/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0054/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0054.json)

## Question 4530: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0055`; number: 4530
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0055/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0055/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0055.json)

## Question 4531: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0056`; number: 4531
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0056/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0056/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0056.json)

## Question 4532: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0057`; number: 4532
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0057/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0057/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0057.json)

## Question 4533: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0058`; number: 4533
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0058/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0058/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0058.json)

## Question 4534: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0059`; number: 4534
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0059/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0059/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0059.json)

## Question 4535: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0060`; number: 4535
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0060/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0060/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0060.json)

## Question 4536: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0061`; number: 4536
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0061/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0061/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0061.json)

## Question 4537: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0062`; number: 4537
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0062/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0062/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0062.json)

## Question 4538: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0063`; number: 4538
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0063/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0063/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0063.json)

## Question 4539: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0064`; number: 4539
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0064/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0064/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0064.json)

## Question 4540: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0065`; number: 4540
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0065/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0065/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0065.json)

## Question 4541: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0066`; number: 4541
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0066/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0066/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0066.json)

## Question 4542: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0067`; number: 4542
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0067/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0067/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0067.json)

## Question 4543: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0068`; number: 4543
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0068/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0068/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0068.json)

## Question 4544: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0069`; number: 4544
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0069/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0069/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0069.json)

## Question 4545: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0070`; number: 4545
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0070/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0070/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0070.json)

## Question 4546: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0071`; number: 4546
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0071/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0071/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0071.json)

## Question 4547: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0072`; number: 4547
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0072/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0072/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0072.json)

## Question 4548: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0073`; number: 4548
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0073/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0073/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0073.json)

## Question 4549: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0074`; number: 4549
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0074/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0074/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0074.json)

## Question 4550: Variance of a Shared-Model Difference

- ID: `q-20261008-advance-20261010-r06-variance-0075`; number: 4550
- Processing: second_context_reviewed
- MKO: [mko-variance](/en/mko/mko-variance/)
- Family: [qf-density10-variance-difference](/en/explore/?family=qf-density10-variance-difference)
- Batch: [batch-20261008-advance-20261010-r06-variance-foundations](/en/explore/?batch=batch-20261008-advance-20261010-r06-variance-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261010-r06-variance-0075/) / [Markdown](/en/questions/q-20261008-advance-20261010-r06-variance-0075/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261010-r06-variance-0075.json)

[Next](/en/explore/index.md?mko=mko-variance&page=3)
