Question
According to amagazine, people read an average of more than three books in a month. A survey of 30 random individuals found that the mean
According to amagazine, 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 2.8 with a standard deviation of 1.24.
a. To test themagazine's claim, what should the appropriate hypothesesbe?
b. Compute the test statistic.
c. Using a level of significance of0.05, what is the criticalvalue?
d. Find thep-value for the test.
e. What is yourconclusion?
a. To test themagazine's claim, what should the appropriate hypothesesbe?
Determine the nullhypothesis, H0, and the alternativehypothesis, H1.
H0:
pi
sigma
mu
less than
<
greater than
>
greater than or equals
equals
=
less than or equals
not equals
nothing
H1:
pi
sigma
mu
greater than
>
equals
=
not equals
greater than or equals
less than
<
less than or equals
nothing
(Type wholenumbers.)
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