Question
A random sample of 40 quarters minted after 1964 are weighed. The mean weight is 5.639 grams and the standard deviation is 0.062 grams, assume
A random sample of 40 quarters minted after 1964 are weighed. The mean weight is 5.639 grams and the standard deviation is 0.062 grams, assume that you want to use a 0.05 significance level to test the claim that the population of quarters has a mean weight of 5.670 grams, which is the manufacturing specification
What is the null hypothesis?
What is the alternative hypothesis?
What is the value of the standard score for the sample mean of 5. 639 grams?
What is the P-value?
What would you conclude?
Describe the type 1 error for this test
Describe a type 11 error for this test
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Elementary Differential Equations And Boundary Value Problems
Authors: William E Boyce, Richard C DiPrima
8th Edition
0470476389, 9780470476383
