QUESTION 37

1. Consider a 100-point college exam for which there is a large number of students that perform extremely well, as well as a large number of students that perform extremely poorly. Which statement below is true?

	a.	The distribution of scores probably has a mean close to 75.
	b.	The distribution of scores is probably bimodal.
	c.	The distribution of scores is probably symmetrical.
	d.	The distribution of scores probably has a median close to 75.

QUESTION 38

1. What is the mean for the following sample of scores? Scores: 2, 4, 5, 9

	a.	4
	b.	20
	c.	5
	d.	4.5

QUESTION 39

1. Which of the following phrases is not consistent with central tendency as a statistical measure?

	a.	spread of scores
	b.	average score
	c.	most typical score
	d.	middle score

QUESTION 40

1. What is the median for the population of scores presented in the frequency distribution table below?

Xf

5 7

4 2

3 1

2 1

1 3

	a.	4
	b.	4.5
	c.	3.5
	d.	5

QUESTION 41

1. Which response option below is consistent with the standard deviation for the population ofN= 10 scores depicted below?