In a Frequency Distribution, the First Class Interval Begins at 18.The

question 34

Multiple Choice

In a frequency distribution, the first class interval begins at 18.The midpoint of the first class interval is 19.5, and the midpoint of the last class interval is 49.5.How many class intervals are there?

• A)11
• B)17
• C)22
• D)33
• E)34

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