Question
You wanted to know if there was a relationship between depression and number of friends. You ran a Pearson correlation and found that r= .31
You wanted to know if there was a relationship between depression and number of friends. You ran a Pearson correlation and found that r= .31
What is the probability of obtaining this r value if the variables are not truly correlated if N=19
Question 15 options:
.05 | |
.20 | |
.19 | |
.31 |
Question 16
You wanted to know if there was a relationship between depression and number of friends. You ran a Pearson correlation and found that r= .31
If N=19, can you say that there is a significant relationship between depression and number of friends?
Question 16 options:
no | |
Not enough information to make a decision. | |
yes |
Question 17
You wanted to know if there was a relationship between depression and number of friends. You ran a Pearson correlation and found that r= .31
If N=82, what is the probability of obtaining this r value if there wasn't truly a relationship between the variables?
Question 17 options:
.004 | |
.005 | |
.05 | |
Not enough information to make a decision. |
Question 18
You wanted to know if there was a relationship between depression and number of friends. You ran a Pearson correlation and found that r= .31
If N=82, is this a significant correlation?
Question 18 options:
Yes | |
No | |
Not enough information to decide |
Question 19
You wanted to know if there was a relationship between depression and number of friends. You ran a Pearson correlation and found that r= -.81
If N=12, what is the probability of obtaining this r value if there wasn't truly a relationship between the variables?
Question 19 options:
.00 | |
.001 | |
.05 | |
Not enough information to make a decision. |
Question 20 (2 points)
You wanted to know if there was a relationship between depression and number of friends. You ran a Pearson correlation and found that r= -.81
If N=12, is this a significant correlation?
Question 20 options:
Yes | |
No | |
Not enough information to decide |
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