Four groups of physical therapy patients were given different treatments (Daniel 1974, p. 195). The scores measuring treatment effectiveness are given in Table 13.10. (a) Test the hypothesis of equal mean treatment effects. (b) Using contrasts, compare treatments 1, 2 versus 3, 4; 1 versus 2; and

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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TABLE 13.10 Scores for Physical Therapy Patients
Subjected to Four Treatment Programs (1-14)
1
64
88
72
80
79
71
1
165
156
159
159
167
170
146
130
151
164
158
166
170
161
2
171
169
179
191
76
70
90
80
75
82
TABLE 13.11 Weight Gain of Pigs Subjected to Five
Treatments (1-5)
2
168
180
180
180
3
58
74
66
3
164
156
156
189
138
153
190
160
172
142
155
60
82
75
4
185
195
195
184
201
165
175
187
4
95
90
80
87
88
85
177
166
165
5
201
189
189
173
193
164
160
200
142
184
149
13.32 Four groups of physical therapy patients were given different treatments
(Daniel 1974, p. 195). The scores measuring treatment effectiveness are
given in Table 13.10.
(a) Test the hypothesis of equal mean treatment effects.
(b) Using contrasts, compare treatments 1, 2 versus 3, 4; 1 versus 2; and
3 versus 4.
Transcribed Image Text:TABLE 13.10 Scores for Physical Therapy Patients Subjected to Four Treatment Programs (1-14) 1 64 88 72 80 79 71 1 165 156 159 159 167 170 146 130 151 164 158 166 170 161 2 171 169 179 191 76 70 90 80 75 82 TABLE 13.11 Weight Gain of Pigs Subjected to Five Treatments (1-5) 2 168 180 180 180 3 58 74 66 3 164 156 156 189 138 153 190 160 172 142 155 60 82 75 4 185 195 195 184 201 165 175 187 4 95 90 80 87 88 85 177 166 165 5 201 189 189 173 193 164 160 200 142 184 149 13.32 Four groups of physical therapy patients were given different treatments (Daniel 1974, p. 195). The scores measuring treatment effectiveness are given in Table 13.10. (a) Test the hypothesis of equal mean treatment effects. (b) Using contrasts, compare treatments 1, 2 versus 3, 4; 1 versus 2; and 3 versus 4.
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