Mika studies if age correlates with the average number of hours of sleep, so she selected a random sample size of 6 and surveyed the needed data. The gathered data are given below. Is there a significant relationship between a person's age and the number of hours he or she sleeps? Age(x) 8 15 22 27 34 40 Sleep (y) 8 8 7 6 Which is the null hypothesis? There is no significant difference between a person's age and the number of hours he or she sleeps. O b. There is no significant relationship between a person's age and the number of hours he or she sleeps. O c. There is a significant difference between a person's age and the number of hours he or she sleeps. O d. There is a significant relationship between a person's age and the number of hours he or she sleeps.
Mika studies if age correlates with the average number of hours of sleep, so she selected a random sample size of 6 and surveyed the needed data. The gathered data are given below. Is there a significant relationship between a person's age and the number of hours he or she sleeps? Age(x) 8 15 22 27 34 40 Sleep (y) 8 8 7 6 Which is the null hypothesis? There is no significant difference between a person's age and the number of hours he or she sleeps. O b. There is no significant relationship between a person's age and the number of hours he or she sleeps. O c. There is a significant difference between a person's age and the number of hours he or she sleeps. O d. There is a significant relationship between a person's age and the number of hours he or she sleeps.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 11PPS
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Based from the first pic then answer all the questions tysmmm
Transcribed Image Text:Mika studies if age correlates with the average number of hours of sleep, so she selected a random sample
size of 6 and surveyed the needed data. The gathered data are given below. Is there a significant relationship
between a person's age and the number of hours he or she sleeps?
Age(x)
8 15 22 27
34
40
Sleep (y)
8
7 7
5
6
Which is the null hypothesis?
There is no significant difference between a person's age and the number of hours he or she
sleeps.
O b. There is no significant relationship between a person's age and the number of hours he or she
sleeps.
O c. There is a significant difference between a person's age and the number of hours he or she sleeps.
O d. There is a significant relationship between a person's age and the number of hours he or she
sleeps.
Transcribed Image Text:Complete the table of the needed values for Pearson's r and answer the following questions:
What is the total of x (age)?
Choose...
What is the total of x^2?
Choose..
What is the total of y^2?
Choose.. +
What is the total of y (sleep time)? Choose...
What is the total of xy?
Choose. +
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