According to a magazine, people read an average of more than three books in a month....

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According to a magazine, people read an average of more than three books in a month....

According to a magazine, people read an average of more than three books in a month. A survey of 30 random individuals found that the mean number of books they read was 3.2 with a standard deviation of 1.26.

a. To test the magazine's claim, what should the appropriate hypotheses be?

b. Compute the test statistic.

c. Using a level of significance of 0.05, what is the critical value?

d. Find the p-value for the test.

e. What is your conclusion?

The p-value is ______________ (less than/greater than) the chosen value of α, so ____________ (do not reject/reject) the null hypothesis. There is ___________ (sufficient/insufficient) evidence to conclude that mean is greater than 3.

math Statistics-And-Probability

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Answer 1

Answer #1

M = 3 n=30 =3.2 S=1:26 a) The null and alternative hypothesis area Hoil=3 Hail> 3 ( Right tailed test) b.) Test statistici ta

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Answer 2

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