Question: 1.Compute the 99% confidence interval for the dependent variable, for the selected value of the independent variable. Using only the data from Sales and Calls.

1.Compute the 99% confidence interval for the dependent variable, for the selected value of the independent variable.

Using only the data from Sales and Calls. Y=Sales and X=Calls

Calls (X1) Sales (Y)

167 51

133 34

161 49

185 45

176 47

183 47

122 38

171 44

157 47

148 37

177 51

144 40

136 48

197 52

145 46

167 42

120 37

148 42

131 43

184 49

150 44

148 43

189 55

152 37

148 44

169 43

188 49

164 45

146 45

173 43

164 47

177 48

160 49

190 51

135 42

137 37

167 51

169 44

149 46

153 42

140 45

133 37

173 52

156 39

130 45

130 37

125 40

182 44

165 48

154 42

178 53

142 37

153 46

166 43

138 45

167 42

171 48

149 39

151 46

162 46

158 45

188 44

149 49

157 41

156 48

172 46

174 48

188 47

180 54

173 45

184 53

148 37

155 45

159 44

162 46

177 52

174 54

175 48

139 44

158 41

145 43

150 40

182 53

193 47

148 43

145 38

184 50

138 39

197 54

155 41

128 41

160 42

148 46

177 45

153 43

153 41

152 49

169 44

166 49

145 37

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