Question: 2. You currently sell on average 1,500 units per week. You started an initiative to encourage more sales. After the initiative you have recorded the

2. You currently sell on average 1,500 units per week. You started an initiative to encourage more sales. After the initiative you have recorded the following 10 weeks of sales:

1550, 1601, 1604, 1480, 1498, 1501, 1620, 1540, 1490, 1502 Mean = 1538.6; S.D. = 52.84. Can you be 95% confident that since your initiative you have more sales?

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