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Below are the raw test scores of a class of twenty students that took the human genetics exam #1 during the spring semester 2012. Use

Below are the raw test scores of a class of twenty students that took the human genetics exam #1 during the spring semester 2012. Use the test scores of the twenty students to create a grouped frequency distribution table that has a grouped column with class interval of five, class width of five, a frequency column, and a cumulative frequency column. Then answer the question below.

51, 53, 55, 57, 57, 64, 68, 74, 79, 83, 83, 83, 85, 86, 87, 90, 92, 92, 96, 97.

Which of the following statements/answers stated below is precisely incorrect based on the given information #3?

A.

Based on the grouped frequency distribution table, the test score in the first quartile (Q1) is between 56 and 60.

B.

Based on the grouped frequency distribution table, the test score in the second quartile (Q2) is between 81 and 85.

C.

Based on the grouped frequency distribution table, the test score in the third quartile (Q3) is between 86 and 90.

D.

Based on the grouped frequency distribution table, the median test score does not reside within the second quartile (Q2).

E.

None of the answers is the right answer choice for this question.

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