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Students were given different drug treatments before revising for their exams. Some were given a memory drug, some a placebo drug and some no treatment. The exam scores (%) are shown below for the three different groups: Memory Drug Placebo No Treatment 70 37 77 43 10 83 50 17 90 57 23 97 83.40 63 30 Мean 50.00 16.60 Variance 112.30 109.00 112.30 Grand Mean 50.00 Grand Variance 892.14

Students were given different drug treatments before revising for their exams. Some were given a memory drug, some a placebo drug and some no treatment. The exam scores (%) are shown below for the three different groups: Memory Drug Placebo No Treatment 70 37 77 43 10 83 50 17 90 57 23 97 83.40 63 30 Мean 50.00 16.60 Variance 112.30 109.00 112.30 Grand Mean 50.00 Grand Variance 892.14

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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Find the dependent and independent variable in this excersice and solve it in spss. 

Students were given different drug treatments before revising for their exams. Some were given a memory drug, some a placebo drug and some no treatment. The exam scores (%) are shown below for the three different groups: Memory Placebo No Treatment Drug 70 37 77 43 10 83 50 17 90 57 23 97 63 30 Мean 83.40 50.00 16.60 Variance 112.30 109.00 112.30 Grand Mean 50.00 Grand Variance 892.14
Transcribed Image Text:Students were given different drug treatments before revising for their exams. Some were given a memory drug, some a placebo drug and some no treatment. The exam scores (%) are shown below for the three different groups: Memory Placebo No Treatment Drug 70 37 77 43 10 83 50 17 90 57 23 97 63 30 Мean 83.40 50.00 16.60 Variance 112.30 109.00 112.30 Grand Mean 50.00 Grand Variance 892.14
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