The Following Class Intervals for a Frequency Distribution Were Developed

question 1

Multiple Choice

The following class intervals for a frequency distribution were developed to provide information regarding the starting salaries for students graduating from a particular school: Before data was collected, someone questioned the validity of this arrangement. Which of the following represents a problem with this set of intervals?

• A) there are too many intervals
• B) the class widths are too small
• C) some numbers between 18,000 and 30,000 would not fall into any of these intervals
• D) the first and the second intervals overlap
• E) the second and third intervals are mutually exclusive

Understand the evolutionary reasons for differences in sleep patterns among animals.

Distinguish between the effects of traveling across time zones to the east versus to the west on sleep patterns.

Recognize the role of environmental cues in influencing sleep patterns.

Understand the relationship between biological rhythms and workplace productivity.

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Definitions:

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The psychological processes that arouse, direct, and maintain goal-directed behaviors.

Roller Coaster

A ride at an amusement park, consisting of a track with tight turns, steep slopes, and sometimes loops, which cars ride along at high speeds.