A math teacher wants to determine the effectiveness of her statistics lesson. She gives a simple skills test to nine students before the start of class (a pre-test) and the same skills test to the same students at the end of class (a post-test). Here’s the data (with some calculations) Pre-test Post-test 78 80 67 69 56 70 78 79 96 96 82 84 84 88 90 92 87 92 a) Was there a change in student performance from the Pre-test to the Post-test? Level of significance 5% b) Write a brief report explaining your findings
A math teacher wants to determine the effectiveness of her statistics lesson. She gives a simple
skills test to nine students before the start of class (a pre-test) and the same skills test to the same
students at the end of class (a post-test). Here’s the data (with some calculations)
Pre-test Post-test
78 80
67 69
56 70
78 79
96 96
82 84
84 88
90 92
87 92
a) Was there a change in student performance from the Pre-test to the Post-test? Level of significance 5%
b) Write a brief report explaining your findings
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