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Statistics
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State the null hypothesis.

d.      Calculate Pearson r.

e.      Interpret the correlation coefficient for a two-tailed test: Can you reject the null hypothesis? If so, with what confidence?

f.       Write the result in APA journal format.



Jun 19th, 2015

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The hypothesis states that there is no significant  different between specified population any different being  from sampling  or experimental error.................................

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Jun 19th, 2015

Here are hypothetical data for a study of the relationship between intelligence and prejudice in adults. For both variables, higher scores indicate more of the measured trait:

Participants                  Intelligence                                 Prejudice

A                                        102                                               22

B                                        128                                               18

C                                         117                                              26

D                                         126                                              20

E                                          92                                                30

F                                         121                                                19

G                                         96                                                   26

H                                          104                                                 23

I                                            112                                                  22

J                                           92                                                     28

K                                             101                                                  25

L                                                108                                                25


c.  State the null hypothesis.

d.  Calculate Pearson r.

e.  Interpret the correlation coefficient for a two-tailed test: Can you reject the null hypothesis? If so, with what confidence?

f.  Write the result in APA journal format.


Jun 19th, 2015

D. Calculate Pearson r.  

D. ∑X=  ∑Y= ∑XY=

∑X²=  ∑Y²=  r=

Thanks!

Jun 19th, 2015

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