# Business Statistics - Unit 1: On a recent business-statistics exam, the instructor noticed that out of 100 ...

## Question

On a recent business-statistics exam, the instructor noticed that out of 100 students, the number of students that scored between a 60 and 70 (out of 100) was twice as many as the number that scored between 70 and 80. The instructor also noticed that more students scored below 60 than above 80. Which of the following options would best enable the instructor to visually represent the exam scores?

## AnswerChoose the correct answer.Choose all that apply. Correct Partially correct Incorrect Don't Know

1. A
Correct Answer
Construct a table listing the exam scores from highest to lowest.
2. B
Correct Answer
Tabulate the mean and standard deviation of all the exam scores.
3. C
Correct Answer
Tabulate the frequency of the scores within ten point ranges, and construct a histogram of the data.
4. D
Correct Answer
Tabulate the mean and standard deviation of the exam scores, and construct a histogram of the data.
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