The publisher of Celebrity Living claims that the mean sales for personality magazines that feature people such as Megan Fox or Jennifer Lawrence are 1.5 million copies per week. A sample of 10 comparable titles shows a mean weekly sales last week of 1.3 million copies with a standard deviation of 0.9 million copies. a. State the null hypothesis and the alternate hypothesis. (Enter your answers in millions. Round your answers to 1 decimal place.) HO: u = H1: u b. State the decision rule for 0.01 significance level. (Negative amounts should be indicated by a minus sign. Round your answers to 2 decimal places.) Reject HO if t is not between and c. Compute the value of the test statistic. (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal places.) Value of the test statistic d. Does these data contradict the publisher's claim? Use the 0.01 significance level. нО. This data the publisher.
The publisher of Celebrity Living claims that the mean sales for personality magazines that feature people such as Megan Fox or Jennifer Lawrence are 1.5 million copies per week. A sample of 10 comparable titles shows a mean weekly sales last week of 1.3 million copies with a standard deviation of 0.9 million copies. a. State the null hypothesis and the alternate hypothesis. (Enter your answers in millions. Round your answers to 1 decimal place.) HO: u = H1: u b. State the decision rule for 0.01 significance level. (Negative amounts should be indicated by a minus sign. Round your answers to 2 decimal places.) Reject HO if t is not between and c. Compute the value of the test statistic. (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal places.) Value of the test statistic d. Does these data contradict the publisher's claim? Use the 0.01 significance level. нО. This data the publisher.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:CHAPTER 10 CONNECT EXERCISES A
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10
The publisher of Celebrity Living claims that the mean sales for personality magazines that feature people such as Megan Fox or
Jennifer Lawrence are 1.5 million copies per week. A sample of 10 comparable titles shows a mean weekly sales last week of 1.3
million copies with a standard deviation of 0.9 million copies.
a. State the null hypothesis and the alternate hypothesis. (Enter your answers in millions. Round your answers to 1 decimal place.)
Skipped
H0: p =
еBook
H1: µ+
b. State the decision rule for 0.01 significance level. (Negative amounts should be indicated by a minus sign. Round your answers to
2 decimal places.)
Reject H0 if t is not between
and
c. Compute the value of the test statistic. (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal
places.)
Value of the test statistic
d. Does these data contradict the publisher's claim? Use the 0.01 significance level.
|НО. This
data
the publisher.
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