Question: Two different machines in our facility are used to fill 50-pound bags of dog food. The following information for these machines is given the table

Two different machines in our facility are used to fill 50-pound bags of dog food. The following information for these machines is given the table below: Machine A Machine B Sample Size 81 64 Sample Mean (pounds) 51 48 Sample Variance 16 12 19) The point estimate for the difference between the two population means (HA - B) is a. 17 b. 3 C. 4 d. -4 20) If you conducted a test to determine whether the average amount dispensed by machine A is significantly more than the average amount dispensed by Machine B, the appropriate set of hypotheses is a. Ho: MB - MA S O versus Ha: Me - HA > O. b. Ho: MA - HB = 0 versus Ha: MA - HB * 0. C. Ho: HA - Me 2 0 versus Ha: HA - HB 0

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