DO NOT WORK. HOWEVER, IF WE WORK IT AND the null hypothesis is ACCEPTED, WHICH T
ID: 3311983 • Letter: D
Question
DO NOT WORK. HOWEVER, IF WE WORK IT AND the null hypothesis is ACCEPTED, WHICH TEST SHOULD BE USED TO FIND THE DIFFERENCE IN THE MEAN? IF NOT NECESSARY, SO STATE AND EXPLAIN WHY? RANDOM SAMPLES OF POPULATION (IN THOUSANDS) OF U.S. CITIES IN THREE SECTIONSOF THE COUNTRY ARE LISTED? (2) Is there evidence to conclude a difference in means at the 0.10 level of significance? (n1-1) Variance : var1 = 7106.333; var2 = 15842.667; var3s 7222.554 vars (n 1 (xbarl-xbar gm)2] / (k-1 ) Varw [ (n1-1 ) s2] / WESTERN THIRD EASTERN THIRD 187 146 362 186 174 248 335 IDDLE THIRD 17 78 277 113 128 150 198 76 110 122 134 137 338 255 H1 Ho DECISION: QUESTION TV=Explanation / Answer
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