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According to the 2016 Comune pentru Annars str. sarvipose that there werferences celular phone speditures by group. Therefore, 10 cotto (1.445 The Xpedition per the

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According to the 2016 Comune pentru Annars str. sarvipose that there werferences celular phone speditures by group. Therefore, 10 cotto (1.445 The Xpedition per the ai evided the 15-35- 45 and Older 1.456 1. 400 2045 22 12 1,004 1156 153 763 1.200 1193 . 1.305 100 1530 () Compute them arance and standards for each of the trees. Round your states 18.34 35-44 45+ st mean walance 2035505 X 166267 x According to the 2016 Consumer Expenditure Survey, American spend an average of $1,124 on celular phone service annually. Suppose that we wish to determine if there are differences in cellular phone expenditures by age group. Therefore, samples of 10 consumers were selected for three age groups (18-34, 35.44.45 and elder). The annual expenditure in dollars) for each person in the sample is provided in the table below 18-34 35-40 45 and Older 3.355 1.069 534 955 1.456 400 2,045 1.600 1.374 1,621 1,277 1,244 1.094 1.156 025 1,937 1.922 763 11.200 1.450 1,192 1.667 1,586 1,305 1,490 1.415 1510 (0) Compute the mean variance, and standard deviation for each of the three samples. (Round your answers to two decimal places. 18-34 35-44 45+ mean $ 1400 513801 $ 10704 variance 263588 54 X 15929077 X 511853:49 X

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