Researchers have claimed that the average number of headaches per student during a semester of Statistics is 19. Statistics students believe the average is not equal to 19. In a sample of n 14 students the mean is 22 headaches with a deviation of 2. Which of the following represent the null and alternative hypotheses necessary to test the students' belief?

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Question 17
Researchers have claimed that the average number of headaches per
Not yet answered
student during a semester of Statistics is 19. Statistics students
believe the average is not equal to 19. In a sample of n= 14 students
Marked out of 3.00
the mean is 22 headaches with a deviation of 2. Which of the
Flag question
following represent the null and alternative hypotheses necessary to
13 14
test the students' belief?
19 20
Select one:
Finish a
O Ho: H= 19 vs. Hr. u< 19
Time left
O Họ, u = 19 vs. Hr. µ # 19
O Ho H< 19 vs. Hr. p = 19
O Ho 19 vs. Hr. u> 19
Transcribed Image Text:Imsuop.edujo/moodle/mod/quiz/attes 4Qu Question 17 Researchers have claimed that the average number of headaches per Not yet answered student during a semester of Statistics is 19. Statistics students believe the average is not equal to 19. In a sample of n= 14 students Marked out of 3.00 the mean is 22 headaches with a deviation of 2. Which of the Flag question following represent the null and alternative hypotheses necessary to 13 14 test the students' belief? 19 20 Select one: Finish a O Ho: H= 19 vs. Hr. u< 19 Time left O Họ, u = 19 vs. Hr. µ # 19 O Ho H< 19 vs. Hr. p = 19 O Ho 19 vs. Hr. u> 19
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