The following data shows the yield, in bushels per acre, categorized according to three varieties of corn and three different soil conditions. Assume that yields are not affected by an interaction between variety and soil conditions, and test the null hypothesis that variety has no effect on yield. Use a 0.05 significance level. Variety 1 Variety 2 Variety 3 Plot 1 156, 167, 170, 162 172, 176, 166,179 175, 157, 179, 178 Plot 2 162, 160, 169, 168 179, 186, 160, 176 178, 170, 172, 174 Plot 3 145, 151, 148, 155 161, 162, 165, 170 169, 165, 170, 169

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8) The following data shows the yield, in bushels per acre, categorized according to three
varieties of corn and three different soil conditions. Assume that yields are not affected by
an interaction between variety and soil conditions, and test the null hypothesis that variety
has no effect on yield. Use a 0.05 significance level.
Variety 1
Variety 2
Variety 3
Plot 1
156, 167,
170, 162
172, 176,
166, 179
175, 157,
179, 178
Plot 2
162, 160,
169, 168
179, 186,
160, 176
178, 170,
172, 174
Plot 3
145, 151,
148, 155
161, 162,
165, 170
169, 165,
170, 169
Transcribed Image Text:8) The following data shows the yield, in bushels per acre, categorized according to three varieties of corn and three different soil conditions. Assume that yields are not affected by an interaction between variety and soil conditions, and test the null hypothesis that variety has no effect on yield. Use a 0.05 significance level. Variety 1 Variety 2 Variety 3 Plot 1 156, 167, 170, 162 172, 176, 166, 179 175, 157, 179, 178 Plot 2 162, 160, 169, 168 179, 186, 160, 176 178, 170, 172, 174 Plot 3 145, 151, 148, 155 161, 162, 165, 170 169, 165, 170, 169
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