Solution Found!
Levene-Brown-Forsythe Test for Comparing Variation in Two
Chapter 9, Problem 20 BB(choose chapter or problem)
Problem 20 BB
Levene-Brown-Forsythe Test for Comparing Variation in Two Populations Use the weights (g) of pre-1964 quarters and post-1964 quarters listed in Data Set 21 of Appendix B. Use the Levene-Brown-Forsythe test with a 0.05 significance level to test the claim that weights of pre-1964 quarters and weights of post-1964 quarters are from populations with the same standard deviation.
Questions & Answers
QUESTION:
Problem 20 BB
Levene-Brown-Forsythe Test for Comparing Variation in Two Populations Use the weights (g) of pre-1964 quarters and post-1964 quarters listed in Data Set 21 of Appendix B. Use the Levene-Brown-Forsythe test with a 0.05 significance level to test the claim that weights of pre-1964 quarters and weights of post-1964 quarters are from populations with the same standard deviation.
ANSWER:
Answer :
Step 1 of 1 :
Given use the weights (g) of pre-1964 quarters and post-1964 quarters listed in Data Set 21 of Appendix B.
The table is given below.
Pre-1964 Quarters |
Post-1964 Quarters |
Pre-1964 Quarters |
Post-1964 Quarters |
6.2771 |
5.7027 |
6.2674 |
5.5591 |
6.2371 |
5.7495 |
6.2718 |
5.5864 |
6.1501 |
5.705 |
6.1949 |
5.6872 |
6.0002 |
5.5941 |
6.2465 |
5.6274 |
6.1275 |
5.7247 |
6.3172 |
5.6157 |
6.2151 |
5.6114 |
6.1487 |