HW 7 #4 - 163 19 170 165 5 175 159 16 184 174 10 Last Year...

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This Year Last Year t-Test: Paired Two Sample for Means 189 151 38 225 224 1 This Year 106 30 76 Mean 190.6 146 132 14 Variance 1819.25 234 233 1 Observations 45 233 213 20 Pearson Correl 0.82 210 197 13 Hypothesized M 0 107 81 26 df 44 213 209 4 t Stat 4.42 174 165 9 P(T<=t) one-tai 0 209 208 1 t Critical one-ta 1.68 237 251 -14 P(T<=t) two-tai 0 190 144 46 t Critical two-tai 2.02 159 154 5 176 160 16 LCL 10.39 145 96 49 HCL 27.79 294 257 37 141 81 60 hypothesis mean = area to the right, thi 197 166 31 156 170 -14 for homework 6, will use, t-test unequal 167 257 -90 224 231 -7 250 195 55 210 221 -11 257 211 46 197 183 14 203 180 23 190 127 63 202 170 32 191 177 14 249 236 13 196 154 42 183 143 40 192 168 24 217 154 63 104 102 2 275 242 33 137 82 55 128 148 -20 159 179 -20 194 175 19 182
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Unformatted text preview: 163 19 170 165 5 175 159 16 184 174 10 Last Year 171.51 19.09 equals relevant point estimate 2558.39 28.96 45 equals df equals t. stat equals p-value is example = 0 led t-Test: Paired Two Sample for Means This Year Last Year Mean 190.6 171.51 Variance 1819.25 2558.39 Observations 45 45 Pearson Correlation 0.82 Hypothesized Mean Difference 3 df 44 t Stat 3.73 P(T&lt;=t) one-tail t Critical one-tail 1.68 P(T&lt;=t) two-tail t Critical two-tail 2.02 Reject not enough evidence: other choice...
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This note was uploaded on 05/05/2010 for the course ECONMOICS ECON 203 taught by Professor Josephpetry during the Spring '10 term at University of Illinois, Urbana Champaign.

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HW 7 #4 - 163 19 170 165 5 175 159 16 184 174 10 Last Year...

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