What test?
Random
Correlation
Probability
Lucky Guess
100
You have collected nominal data on gender and preference of car color. This is the type of analysis that would be appropriate to conduct.
Chi-square
100
The type of variable reported in frequency tables.
nominal or categorical
100
A correlation coefficient will not tell us about this, but it can be confirmed with a bivariate plot.
linearity
100
A bag contains 12 balls; 3 red, 5 blue, and 5 yellow. What is the probability of selecting a blue ball at random?
5/12
100
You are taking a multiple choice test, all with 4 possible answers. If you had no idea what the answer was, what is the probability of you guessing the correct answer?
1/4
200
The formula Ŷ = a + (b1)(X1) + (b2)(X2) + (b3)(X3) is the formula for
multiple regression
200
If the variance is 9, then the standard deviation is this.
3
200
A relationship where high values of x are associated with low values of y and low values of x are associated with high values of y.
negative correlation
200
A spinner has 4 equal pieces to it, labeled 1, 2, 3, or 4. What are the odds that you will spin and land on an even number?
2/4 or 1/2
200
On a TRUE/FALSE question, what is the probability that the answer will be TRUE?
1/2
300
I have one dichotomous variable as a predictor and a continuous variable as an outcome with treatment and control groups.
t-test for independent means
300
A health psychologist is interested in the effectiveness of a new exercise on reducing the rate of heart attacks because the exercise requires no equipment and, therefore, can be done without cost. This would be the research hypothesis.
The exercise will reduce the rate of heart attacks.
300
If you were interested in the relationship between number of hours worked per week and college grades, this is the type of analysis you would conduct.
correlation
300
If every letter in the alphabet is placed into a bag, that are the odds that you will select a vowel? (not Y)
5/26
300
You are taking a multiple choice test, all with 4 possible answers. If you had no idea what the answer was, what is the probability of you guessing the incorrect answer?
3/4
400
I am investigating the relationship between grades and distance to school.
correlation
400
An educational psychologist who gives the same test twice to the same people to check the accuracy of the test is assessing this.
reliability
400
Your APA statement should include an interpretation of the correlation ONLY when this is true.
only if they are significant
400
A cooler has 8 cans of soda; 3 cokes, 3 sprites, and 2 root beers. If you reach into the cooler, what are the odds that you will pick a diet soda?
0/8
400
You are taking a multiple choice test, all with 4 possible answers. If you knew that two of the answers were incorrect, what is the probability that you will guess the right answer?
1/2
500
I have a categorical variable (no time spent in jail, little time spent in jail, lifetime spent in jail) and want to investigate the effect of this variable on happiness.
ANOVA
500
This is the type of sample that would be ideal to have.
random sample
500
The type of inferential test that we use for correlations is this.
t-test
500
If every letter in the alphabet is placed into a bag, that are the odds that you will select a letter found in the word "HAPPY"?
4/26 or 2/13
500
What is the probability of answering a multiple choice question correctly if you know that one of the answers is definitely wrong but you have to guess between the 3 remaining answers?
1/3
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