Problem 2: In an experiment of three groups of mothers with at least five kids and at most seven, the following measures of IQ were obtained in each of the five mothers per group. Do the groups differ significantly in their IQ? Use the raw score method and a 5% level of significance.   No. Group 1 Group 2 Group 3 1 120 112 86 2 97 115 90 3 112 130 107 4 89 96 112 5 105 64 124

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Problem 2: In an experiment of three groups of mothers with at least five kids and at most seven, the following measures of IQ were obtained in each of the five mothers per group. Do the groups differ significantly in their IQ? Use the raw score method and a 5% level of significance.

 

No.

Group 1

Group 2

Group 3

1

120

112

86

2

97

115

90

3

112

130

107

4

89

96

112

5

105

64

124

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