2.2 HW

The ____ class limit is the smallest value within the class and the ____ class limit is the largest value within the class.

lower; upper

T/F: There is not one particular frequency distribution that is correct, but there are frequency distributions that are less desirable than others. A. False. There is only one correct frequency distribution for any given data set. B. True. Any correctly constructed frequency distribution is valid. However, some choices for the categories or classes give more information about the shape of the distribution. C. True. Any correctly constructed frequency distribution is valid. However, some are less desirable because they take up more space. D. False. All correctly constructed frequency distributions for a given data set are valid and give the same information.

B. True. Any correctly constructed frequency distribution is valid. However, some choices for the categories or classes give more information about the shape of the distribution.

____ are the categories by which data are grouped.

Classes

The ____ is the difference between consecutive lower class limits.

class width