Stats Exam 1 Review

Drawing conclusions about a population based on a sample is

Which measure of central tendency should be used for nominal data?

Which of the following is used to measure quantitative variables?

When a distribution is NOT symmetrical, it is a _______ distribution

Which of the following is known as a "deviation score"?

Birth order is a/an

The sum of the deviation scores is:

The SD of a z-distribution (standard normal curve) is:

The mean of the squared deviation scores is:

In a histogram, the y-axis is the:

In a stem-and-leaf plot, the "stem" column is the:

Which measure of central tendency should be used for skewed data?

Which is true about populations?

The interquartile range is the distance between

The lowest to the highest score is the:

z-scores do NOT help

Which is a continuous variable?

If the standard deviation is 4, the variance is:

The raw score for Z = 2, when the mean is 80 and SD is 10.

The two branches of statistics are: