Posted by **Victor** on Tuesday, April 10, 2012 at 8:51pm.

Cellular Phone Sales The probability that a cellular phone company kiosk sells X number of new phone contracts per day is shown below. Find the mean, variance, and standard deviation for this probability distribution.

X

4

5

6

8

10

P (X)

0.4

0.3

0.1

0.15

0.05

What is the probability that they will sell 6 or more contracts three days in a row?

## Answer This Question

## Related Questions

- Statistics - Working of a problem--I have found the mean, variance and the ...
- Statistics - Working of a problem--I have found the mean, variance and the ...
- statistics - In a local cellular phone area, company A accounts for 70% of the ...
- math - your cellular phone plan costs $11 per month plus $.12 per minute of ...
- Probability - Suppose that you move to a new house and you are 10% sure that ...
- Probability - Suppose that you move to a new house and you are 10% sure that ...
- Maths Probability - Suppose that you move to a new house and you are 10% sure ...
- Statistics - The proportion of students who own a cell phone on college campuses...
- calculus - a dvision of sellier industries manufacturers the perfect model ...
- Math - Hi can someone help me with this question. This is on my review. Thanks! ...

More Related Questions