Brills Deli owns a feet of four delivery trucks. The odometer readings for the four trucks are

Question:

Brill’s Deli owns a feet of four delivery trucks. The odometer readings for the four trucks are shown below:

a. Show the six equally likely samples of size two that could be selected from this truck population.

b. Show the mean odometer reading for each of the six samples.

c. Produce a table showing the relative frequency distribution for these sample means and draw the corresponding bar chart.

d. According to the distribution you produced in part c, if you were to choose a random sample of size two from this truck population, how likely is it that the mean odometer reading for the sample would be 50,000 miles?

Distribution
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