Bmi for miss america, Assume that both samples are

Bmi for miss america

Reference no: EM13108747

Assume that both samples are independant simple random samples from populations having normal distributions.

listed below are body mass indexes (BMI) for miss america winners from two different time periods. Use a 0.05 significance level to test the claim that winners from both time periods have BMI values with the same amount of variation.

BMI for recent winners: 19.5 20.3 19.6 20.2 17.8 17.9 19.1 18.8 17.6 16.8

BMI from 1920s and 1930s: 20.4 21.9 22.1 22.3 20.3 18.8 18.9 19.4 18.4 19.1

Reference no: EM13108747

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