10. The masses (in grams) of several red and blue candies are shown in the table below. 0.7619 0.7791 0.7969 0.8096 0.8147 0.8184 0.8384 Red 0.7645 0.7967 0.8020 0.8096 0.8160 0.8207 0.8559 0.8839 0.8900 0.8935 0.8992 0.9090 0.9270 Blue 0.8644 0.8873 0.8905 0.8988 0.9023 0.9135 Assuming that both populations of candies are normally distributed, use an F-test to determine if the two populations have the same variance at the 90% confidence level.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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10. The masses (in grams) of several red and blue candies are shown in the table below.
0.7619 0.7791 0.7969 0.8096 0.8147 0.8184 0.8384
Red
0.7645 0.7967 0.8020 0.8096 0.8160 0.8207
0.8559 0.8839 0.8900 0.8935 0.8992 0.9090 0.9270
Blue
0.8644 0.8873 0.8905 0.8988 0.9023 0.9135
Assuming that both populations of candies are normally distributed, use an F-test to
determine if the two populations have the same variance at the 90% confidence level.
11. Construct a 95% confidence interval estimate of the ratio of the population variances,
using the data in Exercise 10 above.
Transcribed Image Text:10. The masses (in grams) of several red and blue candies are shown in the table below. 0.7619 0.7791 0.7969 0.8096 0.8147 0.8184 0.8384 Red 0.7645 0.7967 0.8020 0.8096 0.8160 0.8207 0.8559 0.8839 0.8900 0.8935 0.8992 0.9090 0.9270 Blue 0.8644 0.8873 0.8905 0.8988 0.9023 0.9135 Assuming that both populations of candies are normally distributed, use an F-test to determine if the two populations have the same variance at the 90% confidence level. 11. Construct a 95% confidence interval estimate of the ratio of the population variances, using the data in Exercise 10 above.
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