Mathematics, 17.03.2020 05:24 shira35

After recording the pizza delivery times for two different pizza shops you conclude one pizza shop has a mean delivery of 45 minutes with a standard deviation of 5 minutes. the other shop has a mean delivery time of 44 minutes with a standard deviation of 19 minutes. interpret these figures. if you like pizzas from both shops equally well, which one would you order from?Why?

A. the means are nearly equal but the variation is significantly lower for the second shop than the first
B. the variations are nearly equal but the mean is greater for the first shop than for the second
C. both means and the variations are nearly equal
D. the means are nearly equal but the variations is significantly greater for the second shop than the first.

If you liked the pizzas from both shops equally well which one would you order from?why?
A. choose the second shop. the delivery time is more reliable because it has a larger standard deviation.
B. choose the second shop. the delivery time is more reliable because it has a larger mean.
C. choose the first shop. the delivery time is more reliable because it has a lower standard deviation.
D. choose the first shop. the delivery time is more reliable because it has a lower mean.

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