Question: 1) What is incorrect in the grouped frequency classes below? Class Interval 100- 105 105 - 110 110 - 115 115 - 120 A.There are

1) What is incorrect in the grouped frequency classes below?

Class Interval

100- 105

105 - 110

110 - 115

115 - 120

A.There are no problems

B.The classwidth is inconsistent.

C.The classes are not continuous.

D.The classes are not mutually exclusive

2) What is incorrect in the grouped frequency classes below?

Class Interval

27- 32

33- 38

40- 45

46- 51

52 - 57

A.There are no problems

B.The classes are not continuous.

C.The classes are not mutually exclusive

D.The classwidth is inconsistent.

3) The midpoint for the class 83-87is________.

4) Theclasswidthforthe classintervals belowis________.

A) 83 - 87

B) 88 - 92

C) 93 - 97

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