Use the data on lettuce yields in Exercise 2.2. Treatment (lb N/acre) Head of lecture/plot 0 104 114 90 140 50 134 130 144 174 100 146 142 152 156 150 147 160 160 163 200 131 148 154 163 Compute the analysis...

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Statistics

  1. Use the data on lettuce yields in Exercise 2.2.

Treatment (lb N/acre)

Head of lecture/plot

0

104

114

90

140

50

134

130

144

174

100

146

142

152

156

150

147

160

160

163

200

131

148

154

163

  1. Compute the analysis of variance for the dat
  2. Determine the best polynomial response function that describesthe relationship between lettuce yield and nitrogen fertilizer atthe .05 level of significance.
  3. Plot the observed means along with the estimated equation.

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