I need help with this question please! Thank you!
Statistics

Tutor: None Selected  Time limit: 1 Day 
Please indicate if the two variables will be positive (+), negative (), or zero:
a. size of house and size of electric bill
b. height of parents and height of children
c. air humidity level and people’s energy level
d. number of books read per year and age at which got first eyeglasses
Thank you for the opportunity to help you with your question!
a. size of house and size of electric bill Positive The bigger the house, the bigger the electric bill
b. height of parents and height of children Positive The bigger the parents , the bigger the children
c. air humidity level and people’s energy level Negative – if it is very humid, you can't sweat and so are less likely to be active
d. number of books read per year and age at which got first eyeglasses
Negative The more books read, the younger the age to get glasses
e. hours spent at the beach and depth of tan Positive The more hours spent at the beach, the deeper the tan.
Please let me know if you need any clarification. I'm always happy to answer your questions.
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 PrejudiceA 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 twotailed test: Can you reject the null hypothesis? If so, with what confidence?
f. Write the result in APA journal format.
I can give you the formula to use using excel
Find sum of X* Y
Divide by square root of (sum of X squares * sum of X squares)
I can give you the formula to use using excel
Find sum of X* Y
Divide by square root of (sum of X squares * sum of Y squares)
X intelligence Y prejudice
Secure Information
Content will be erased after question is completed.