Exhibit 2-1 The Numbers of Hours Worked (Per Week)by 400 Statistics Students

question 38

Multiple Choice

Exhibit 2-1
The numbers of hours worked (per week) by 400 statistics students are shown below.

-Refer to Exhibit 2-1.If a cumulative frequency distribution is developed for the above data,the last class will have a cumulative frequency of

• A)100
• B)1
• C)30 - 39
• D)400

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Definitions:

Histograms

A visual depiction showcasing how numerical data is spread out, illustrated through bars of varying heights.

Means

The average value in a data set, calculated as the sum of all values divided by the number of values.

Widely Dispersed

Describes data that is spread out over a large range, showing significant variability within the dataset.

Shape Of The Distribution

The form or appearance of the graph of a distribution, which can include features like skewness and kurtosis.