Research Methods and Statistics-Statistics in Psychology [GATE (Graduate Aptitude Test in Engineering) Psychology (XH-C5)]: Questions 1 - 5 of 107
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Question 1
Question MCQ▾
Resulting data from a test of academic knowledge are positively skewed. This suggests that
Choices
| Choice (4) | Response | |
|---|---|---|
a. | the test was too difficult. | |
b. | an unbiased estimate must be calculated. | |
c. | some students benefited from a “halo effect” . | |
d. | the test was too easy. | |
Question 2
Question MCQ▾
Which of the following is the formula of ‘Mean’ .
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | None of the above | |
Question 3
Question MCQ▾
Distributions may vary in terms of their
Choices
| Choice (4) | Response | |
|---|---|---|
a. | variability. | |
b. | skewness. | |
c. | kurtosis. | |
d. | None of the above | |
Question 4
Question MCQ▾
The formula which is used in standard deviation is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Standard deviation is equal to square root of variance | |
b. | Standard deviation is equal to square root of deviation | |
c. | Standard deviation is equal to square root of frequency | |
d. | Standard deviation is equal to square of variance | |
Question 5
Question MCQ▾
The mode is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | the arithmetic average of all of the scores in a distribution. | |
b. | a reliable indicator of the variability within a distribution. | |
c. | the most frequently occurring score in a distribution. | |
d. | All of the above | |