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Apr 4 2014 09:21am
Sales records of motorcycles sold by a certain motorcycle dealership show the following sales history

# motorcycles sold #days

0 35

1 70

2 49

3 19

4 7

1. Are the values of this random variable discrete or continuous?

2. a. Are the values of this random variable mutually exclusive?

b. briefly state why

3. a. are the values of this random variable independent?

b. briefly state why

4 How many motorcycles should be expected to be sold on any given day?

5. What is the chance that on any day more motorcycles than expected will be sold?

6. What is the chance that on any day fewer than expected will be sold?

7. What is the chance that more than twice as many motorcycles as expected will be sold on any day?

8. What is the chance that fewer than twice as many motorcycles as expected will be sold on any day?

9. a. What is the chance that no motorcycles will be sold two days in a row?

b. Does this occur rarely or not?

10. The dealership earns a special incentive bonus from the manufacturer valued at 726 for each motorcycle sold. the dealership is open for business every day of the week.

a. how much bonus is expected to be earned in the next two weeks?

b. what is the range in total bonus that can be earned over the next two weeks?
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Posts: 16,796
Joined: Oct 15 2008
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Apr 10 2014 10:18pm

Aww.. come on.. I'm sure someone here remembers their random variable. I'd like to see this done too.
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