Psychology CC 5 Week Worksheet 9 Quiz | chatbot las positas community college

Psychology CC 5 Week Worksheet 9 Quiz | chatbot las positas  community college

Worksheet 9: Correlation

Question 1

What is the df?

 

Question 2

What is the mean for Y?

 

Question 3

What is the ∑∑x2 ?

 

Question 4

What is the ∑∑y2 ?

 

Question 5

What is the ∑∑xy ?

 

Question 6

What is SSx?

 

Question 7

What is SSy?

 

Question 8

What is SP?

 

Question 9

What is r?

·          

·         -.551 

·         -.652 

·         .652  

·         .646  

·         .551  

·         -.646

 

Question 10

What is the rcritical at .05 level?    

·         .549 

·         .576 

·         .697  

·         .632 

·         .497

 

Question 11

Can you reject the null hypothesis?    

·         Yes  

·         No

 

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