Σ A poll of 1350 adults in the United States asked how much confidence they had in banks. A total of 203 adults said they had a great deal of confidence. An economist claims that less than 15% of U.S. adults have a great deal of confidence in banks. Can you conclude that the economist's claim is true? Use the a =0.01 level of significance. Fill in the blanks 1) State the null and alternative hypothesis A.p D0.15 B.p> 0.15 C.p< 0.15 D. p#0.15 H1: 2) Compute Test Statistics. Round your answer in 4 decimal places The test statistics is 3) Find Critical Value. Round your answer in 2 decimal places The Critical value is
Σ A poll of 1350 adults in the United States asked how much confidence they had in banks. A total of 203 adults said they had a great deal of confidence. An economist claims that less than 15% of U.S. adults have a great deal of confidence in banks. Can you conclude that the economist's claim is true? Use the a =0.01 level of significance. Fill in the blanks 1) State the null and alternative hypothesis A.p D0.15 B.p> 0.15 C.p< 0.15 D. p#0.15 H1: 2) Compute Test Statistics. Round your answer in 4 decimal places The test statistics is 3) Find Critical Value. Round your answer in 2 decimal places The Critical value is
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:es/115063/quizzes/868466/take/questions/18637020
A poll of 1350 adults in the United States asked how much confidence they had in banks. A
total of 203 adults said they had a great deal of confidence. An economist claims that less
than 15% of U.S. adults have a great deal of confidence in banks. Can you conclude that the
economist's claim is true? Use the a = 0.01 level of significance.
Fill in the blanks
1) State the null and alternative hypothesis
A. p = 0.15
B.p > 0.15
C.p< 0.15
D. p#0.15
H1:
2) Compute Test Statistics. Round your answer in 4 decimal places
The test statistics is
3) Find Critical Value. Round your answer in 2 decimal places
The Critical value is
du

Transcribed Image Text:15063/quizzes/868466/take/questions/18637020
3) Find Critical Value. Round your answer in 2 decimal places
The Critical value is
4) Find the P-value. Round your answer in 2 decimal places.
The P-value is
5) Decision
E. Reject the Ho
F. Do not reject the Ho
Type E or F in the box
Conclusion:
G. We conclude that the economist's claim is true that is less than 15% of U.S. adults have a
great deal of confidence in banks.
H. We can not conclude that the economist's claim is true that is less than 15% of U.S. adults
have a great deal of confidence in banks.
Type G or H in the box
du
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