Exam 2: Norms and Basic Statistics for Testing

Many feel that the difference between an IQ of 100 and 105 is not the same as the difference between an IQ 70 and 75.These people feel that IQ tests lack ____.

A Z score of -1 would correspond to approximately what percentile?

Which of the following evaluates data against rigid statistical rules?

When you assert that it is improbable that the mean intelligence test score of a particular group is 100,you are using ____.

The Triple ZZZ Corporation had 87% black male employees.However,only 50% of the applicant pool was comprised of black males.This is an example of

The Fahrenheit scale of temperature (32°F= freezing; 212°F= boiling)is best described as

In order to rank group members in relationship to the number of other members of groups of arbitrary size,you would use the

Distributions of scores can be divided into how many equal deciles?

A Z score of 3 is approximately how many standard deviations above the mean?

In the standard normal distribution,

Scales of measurement differ from one another in terms of

If you score in the upper quartile,

Which of the following is a permissible operation for nominal data?

In statistics,the Roman letter S refers to

A scale that allows one to determine only if there is more,less,or an equal amount of the attribute in comparison to another observation is called a(n)____ scale.

Which of the following scales would be used when the information is qualitative rather than quantitative?

A score at the 50th percentile is approximately how many standard deviations above the mean?

Jennifer took a test in school that indicated that she was doing very well in reading but was having trouble with assignments that involved writing papers.She probably took what kind of test?

What system is standardized to have a mean of 5 and a standard deviation of approximately 2?

Which of the following is an accurate description of percentile ranks?