NARRBEGIN: Home Care Home Care

question 109

Multiple Choice

NARRBEGIN: Home Care
Home Care
Data are collected on the number of house calls (x) made in a given week by each of 60 nurses in a certain hospital. The same data set is displayed in each of the three histograms below. NARREND
-Which of the following statements about histograms is false?

• A)A histogram is a summary of interval data.
• B)A histogram is made of a series of intervals, called classes.
• C)The classes in a histogram cover the complete range of observations.
• D)All of these choices are true.

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Definitions:

Probabilities

Measures expressing the likelihood of various outcomes of an event or experiment, ranging from impossible (0) to certain (1).

Standard Scores

A type of score that allows for comparisons across different tests or assessments by normalizing scores on a common scale.

Mean

A statistical measure representing the central or typical value in a set of data, calculated by dividing the sum of values by their number.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values in a data set differ from the mean of the set.