Hypothesis Testing Hypothesis test for Equality of Two Variances | F-test
Hypothesis test for Equality of Two Variances | F-test Transcript and Lesson Notes
F-test for the ratio of 2 Population Variances 00:00 Intro 00:27 Hypothesis Test 00:42 Test Statistic 01:02 Critical value, Rejection region 02:07 P-value and decision 02:33 Testing at α = 0.10 Data: Sample 1 18 16 3 5 7
Quick Summary
F-test for the ratio of 2 Population Variances 00:00 Intro 00:27 Hypothesis Test 00:42 Test Statistic 01:02 Critical value, Rejection region 02:07 P-value and decision 02:33 Testing at α = 0.10 Data: Sample 1 18 16 3 5 7
Key Takeaways
- Review the core idea: F-test for the ratio of 2 Population Variances 00:00 Intro 00:27 Hypothesis Test 00:42 Test Statistic 01:02 Critical value, Rejection region 02:07 P-value and decision 02:33 Testing at α = 0.10 Data: Sample 1 18 16 3 5 7
- Understand how Standard deviation fits into Hypothesis test for Equality of Two Variances | F-test.
- Understand how sigma fits into Hypothesis test for Equality of Two Variances | F-test.
- Understand how independent fits into Hypothesis test for Equality of Two Variances | F-test.
- Understand how null fits into Hypothesis test for Equality of Two Variances | F-test.
Key Concepts
Full Transcript
F-test for the ratio of 2 Population Variances 00:00 Intro 00:27 Hypothesis Test 00:42 Test Statistic 01:02 Critical value, Rejection region 02:07 P-value and decision 02:33 Testing at α = 0.10 Data: Sample 1 18 16 3 5 7 5 12 13 17 Sample 2 18 9 16 18 12 17 12 14 18 14 17
Lesson FAQs
What is Hypothesis test for Equality of Two Variances | F-test about?
F-test for the ratio of 2 Population Variances 00:00 Intro 00:27 Hypothesis Test 00:42 Test Statistic 01:02 Critical value, Rejection region 02:07 P-value and decision 02:33 Testing at α = 0.10 Data: Sample 1 18 16 3 5 7
What key concepts are covered in this lesson?
The lesson covers Standard deviation, sigma, independent, null, alternative.
What should I learn before Hypothesis test for Equality of Two Variances | F-test?
Review the previous lessons in Hypothesis Testing, then use the transcript and key concepts on this page to fill any gaps.
How can I practice after this lesson?
Practice by applying the main concepts: Standard deviation, sigma, independent, null.
Does this lesson include a transcript?
Yes. The full transcript is visible on this page in indexable HTML sections.
Is this lesson free?
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