Each Day, the Office Staff at Oasis Quick Shop Prepares

question 9

Multiple Choice

Each day, the office staff at Oasis Quick Shop prepares a frequency distribution and an ogive of sales transactions by dollar value of the transactions.Saturday's cumulative frequency ogive follows: The percentage of sales transactions on Saturday that were under $100 each was ___.

• A)100
• B)10
• C)80
• D)20
• E)15

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Definitions:

Test Statistic

A statistic used to determine whether to reject the null hypothesis in significance testing.

Nominal Variables

Categories of data that cannot be quantifiably ranked or ordered, serving as labels or names for distinguishing attributes.

Chi-Squared Test

A statistical test used to determine if there is a significant association between two categorical variables.

Nominal Variables

Variables that represent categories with no intrinsic ranking or order, such as gender, nationality, or brand names.