Answer to Question #265768 in Statistics and Probability for julius

Question

 A Psychology professor, teaching at a large university, wants to know whether there is a 

difference between the IQs of male and female students in attendance. She randomly and 

independently selects 20 female students and 20 male students and has them take the IQ 

test. The resulting IQ data are as follows:

Female

130 109 126 116

117 100 118 122

124 118 131 115

120 127 104 129

125 130 130 117

Male

106 131 109 116

114 133 101 120

134 134 144 119

120 122 122 114

107 111 124 110

What conclusion can be drawn out of the given data? Test your hypothesis using 0.05 

level of significance.