A child development specialist is interested in learning if a new learning program increases students’ memory. 15 Subjects learned a list of 50 words. Learning performance was measured using a recall test. Students were initially tested and then tested again after using the new program. Below is the number of words remembered by each student. Student # Score 1 Score 2 1 24 26 2 17 24 3 32 31 4 14 17 5 16 17 6 22 25 7 26 25 8 19 24 9 19 22 10 22 23 11 21 26 12 25 28 13 16 19 14 24 23 15 18 22 Did the learning program significantly improve the student’s ability to recall words? Report standard error of means, df, obtained and critical t, and whether you would accept or reject the null hypothesis.
A child development specialist is interested in learning if a new learning program increases students’ memory. 15 Subjects learned a list of 50 words. Learning performance was measured using a recall test. Students were initially tested and then tested again after using the new program. Below is the number of words remembered by each student.
Student # Score 1 Score 2
1 24 26
2 17 24
3 32 31
4 14 17
5 16 17
6 22 25
7 26 25
8 19 24
9 19 22
10 22 23
11 21 26
12 25 28
13 16 19
14 24 23
15 18 22
Did the learning program significantly improve the student’s ability to recall words? Report standard error of
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