For Twenty Days a Record Store Owner Counts the Number

question 41

Multiple Choice

For twenty days a record store owner counts the number of customers who purchase an album by a certain artist. The data and a dotplot of the data are shown below:
Data set: 1, 3, 4, 4, 5, 6, 7, 2, 3, 4, 4, 5, 6, 8, 2, 3, 4, 5, 6, 7, 9 Which of the following statements can be made using the given information?

• A) On five of the twenty days observed by the record store owner, there were four albums by the artist purchased.
• B) The dotplot shows that this data has a roughly bell-shaped distribution.
• C) During the twenty days when the record store owner collected data, at least one album by the artist was purchased each day.
• D) All of these

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