Mathematics, 07.05.2021 16:10 lorenialopez1234
A manufacturer of cereal claims that the mean weight of a particular type of box of cereal is 1.2 pounds. A random sample of 71 boxes reveals a sample average of 1.186 pounds and a sample standard deviation of .117 pound. Using the .01 level of significance, is there evidence that the average weight of the boxes is different from 1.2 pounds?
Is the test statistic for this test Z or t?
Select one:
a. t
b. z
Answers: 2
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A manufacturer of cereal claims that the mean weight of a particular type of box of cereal is 1.2 po...
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