The number of characters was determined for a sample of text messages sent by a certain student.
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The number of characters was determined for a sample of text messages sent by a certain student. The following display from a TI-84 Plus calculator presents the results of a hypothesis test regarding the mean number of characters in a text message.
a. What are the null and alternate hypotheses?
b. What is the value of the test statistic?
c. What is the P-value?
d. Do you reject H0 at the α = 0.05 level? State a conclusion.
e. Do you reject H0 at the α = 0.01 level? State a conclusion.
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