A sample of 35 weights of pre-1983 pennies has a standard deviation of 0.03910 g. Use a 0.05 significance level to test the claim that pre-1983 pennies have weights with a standard deviation greater than0.0230 g. State original claim and null and alternative hypothesis. Draw appropriate curve (bell or skewed) Find critical values Compute appropriate test statistic

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 3GP
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A sample of 35 weights of pre-1983 pennies has a standard deviation of 0.03910 g. Use a 0.05 significance level to test the claim that pre-1983 pennies have weights with a standard deviation greater than0.0230 g. State original claim and null and alternative hypothesis. Draw appropriate curve (bell or skewed) Find critical values Compute appropriate test statistic
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