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Statistics sample/practice exam, questions and answers
Psychology Statistics and Practical (SP300)
University of Kent
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SP300 Sample Questions 2014-
Table 1
Black White Asian Males 4 6 8 Females 9 7 4
Table 1 above shows the means from a study examining the average number of movies watched per week by males and females in the UK. The researchers were also interested in comparing their sample according to gender. How many conditions are there is this study? a. 4 b. 8 c. 2 d. 6
In the study depicted in Table 1 above, if you were interested in knowing the effects for gender only, and you had the raw data used to compute the means above, what type of analysis would you perform? a. Two-Way ANOVA b. Three-Way ANOVA c. T-Test d. Chi-Square
Which one of the following analyses can you use for a between- subjects design? a. Repeated Measures T-Test b. Independent samples T-Test c. Correlations d. Repeated measure ANOVA
The non-parametric equivalent of Pearson’s correlation is the: a. Wilcoxon Test b. Mann-Whitney U Test c. Spearman’s Rho d. Friedman Test
- or – 1 standard deviation in a normal distribution accounts for about: a. 78% of all estimates b. 48% of all estimates c. 58% of all estimates d. None of the above
In a positive correlation: a. As one variable increases the other variable increases b. As one variable increases the other variable decreases c. As one variable increases the other variable stabilizes d. There is a zigzag relationship between the two variables
A study has a 5 by 4 between-subjects design and it has 20 participants in each condition. In total how many participants took part in the study? a. 100 b. 300 c. 600 d. 400
In a regression, the size and nature of the relationship between two variables is shown by the: a. Slope b. Intercept c. Kurtosis d. None of the above
Estimates of values for the sample are called: a. Statistics b. Data c. Samplers d. Parameters
In the formula for variance below, the top part (numerator) of this formula is called: a. Sum of Squares b. Spearman’s Rho c. Sample Size d. Degrees of Freedom
What is the median of the following set of numbers?
7 3 8 10 4 9 10 10 10 1 7 3 9
a. 4 b. 7 c. 8 d. 10
Is deception permitted in psychological experiments? a. Never b. Yes, as long as it is minimal and the participant is fully debriefed at the end of the experiment c. Yes, but only in studies involving observation in natural settings d. Yes, as long as it is minimal and the participant is rewarded generously
When you perform tests of statistical significance: a. You can say the null hypothesis is true b. You can accept the alternative hypothesis c. You can decide to reject the null hypothesis d. You cannot reach conclusions
ANSWER KEY
1) D
2) C
3) B
4) C
5) D
6) A
7) D
8) A
9) A
10) A
11) C
12) A
13) D
14) B
15) B
16) C
17) B
18) C
Statistics sample/practice exam, questions and answers
Module: Psychology Statistics and Practical (SP300)
University: University of Kent
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