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Range of the midterm exam scores

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Reference no: EM132198124

Midterm scores in a statistics class are shown below:

67,92,76,45,85,70,87,84,67,72

84,85,55,76,84,98,59,93,87,83

Complete the following distribution table using six classes: what is each categories: frequency, relative frequency, and cumulative relative frequency?

Scores:

40-49

50-59

60-69

70-79

80-89

90-99

What percentage of the midterm exam scores was at least 80?

Whats the range of the midterm exam scores?

Reference no: EM132198124

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