EXAM III Statistics

Question 1

A 2x2 contingency table has 1 degree of freedom

Answer 1

True

Question 2

A 2x2 contingency table has 2 degree of freedom

Answer 2

False

Question 3

The null hypothesis is the hypothesis is the hypothesis that the variables are uncorrelated or independent

Answer 3

True

Question 4

The null hypothesis is the hypothesis that the variables are perfectly correlated

Answer 4

False

Question 5

The P value is the probability that one would get the observed results, or even more extreme results, given the null hypothesis.

Answer 5

True

Question 6

The P value is the probability that the null hypothesis is true

Answer 6

False

Question 7

The P value is the probability that the null hypothesis is false

Answer 7

False

Question 8

If the Chi-squared value is greater than 3.84 then the p value is less than 0.05

Answer 8

True

Question 9

If the Chi-squared value is less than 3.84 then the p value is less than 0.05

Question 10

If the Chi-squared value is greater than 3.84 then the p value is greater than 0.05