Question 1
The expected values are what we have from ______________.
a. data
b. sampling
c. theory
???????d. experiments
Question 2
What is the relationship between the mean and the standarddeviation of the chi-square distribution?
a. The standard deviation is twice the mean.
b. The standard deviation is the square root of 2 times themean.
c. They are the same.
d. They are inverses of each other.
Question 3
As the degrees of freedom increase, the graph of the chi-squaredistribution looks more and more:
a. skewed right
b. asymmetrical
c. skewed left
d. symmetrical
Question 4
Most of the time, the Goodness-of-Fit is a:
a. right-tailed test
b. two-tailed test
c. left-tailed test
d. wagging-tailed test
Question 5 Which test is the correct one to use when determiningif a class distribution of grades follows the normaldistribution?
a. Test of Independence
b. Goodness-of-Fit
Question 6
Which test is the correct one to use when determining if thenumbers picked in the lottery are randomly selected?
a. Test of Independence
b. Goodness-of-fit
Question 7
This is a free question. The answer is 21.8.
a. 21.8
b. 9.4
c. 12.7
d. 46.3
Question 8
Most of the time, the Test for Independence is a:
a. two-tailed test
b. left-tailed test
c. right-tailed test
d. wagging-tailed test
Question 9
Which test is the correct one to use when determining if thegender of a person is independent from the college major of theperson?
a. Test for Independence
b. Goodness-of-Fit
Question 10
W???????hich test is the correct one to use when determining ifthe religion of a person is related to his/her political partyaffiliation?
a. Test of Independence
b. Goodness-of-Fit
