For numbers 3 to 7, refer to the gven situatuon: EWin bellevėš that with his current internet subscription, he can download a 750 mb movie in just 14 minutes. In order to test his own daim, he took a random sample of 10 downloadng time obtained a mean of 14.75 minutes with standard deviation of 1.75 minutes. 3. What are the mull and alternate hypotheses? A Ha:u = 14 Ho: # 14 B. Ha # 14; Ho: = 14 C Haii < 14 Ho: H # 14 D. Hai < 14 H,: = 14 4. What type of testis appropriate for the situation? A 2-test B. t-test Cx-test D. F-test 5. Whatvalue of the test statistic? A 1.645 B. -1.645 C 1355 D. -1.355

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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For numbers 3 to 7, refer to the given situation: Erwin believes that with his
current internet subscription, he can download a 750 mb movie in just 14
minutes. In order to test his own daim, he took a random sample of 10
downloading time obtained a mean of 14.75 minutes with standard deviation of
1.75 minutes.
3. What are the mull and alternate hypotheses?
A Hai = 14 Hoi i # 14
B. Ha # 14; H,: = 14
C Haii < 14 Ho: # 14
D. Hai < 14 Ho: H = 14
4. What type of testis appropriate for the situation?
D. F- test
A 2-test
5. What value of the test statistic?
A 1.645
B. t- test
C x- test
B. -1.645
C 1355
D. -1.355
6. Which of the followingis the aritical value at a = 0.05?
B. +1.96
A 1645
C 11.833
D. +2.262
7. Whatis the decision in the test with 0.05 level of significance?
A Fail to reject the null hypothesis.
B. Reject the null hypothesis
C The given information is not enough to make any conclusion
D. Cannot be determine.
Transcribed Image Text:For numbers 3 to 7, refer to the given situation: Erwin believes that with his current internet subscription, he can download a 750 mb movie in just 14 minutes. In order to test his own daim, he took a random sample of 10 downloading time obtained a mean of 14.75 minutes with standard deviation of 1.75 minutes. 3. What are the mull and alternate hypotheses? A Hai = 14 Hoi i # 14 B. Ha # 14; H,: = 14 C Haii < 14 Ho: # 14 D. Hai < 14 Ho: H = 14 4. What type of testis appropriate for the situation? D. F- test A 2-test 5. What value of the test statistic? A 1.645 B. t- test C x- test B. -1.645 C 1355 D. -1.355 6. Which of the followingis the aritical value at a = 0.05? B. +1.96 A 1645 C 11.833 D. +2.262 7. Whatis the decision in the test with 0.05 level of significance? A Fail to reject the null hypothesis. B. Reject the null hypothesis C The given information is not enough to make any conclusion D. Cannot be determine.
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