Posted by **Lesley** on Wednesday, April 10, 2013 at 8:16pm.

A study conducted by a TV station showed the number of televisions per household and the corresponding probabilities for ecach. Find the mean, variance, and standard deviation.

(in table)

Number of televisions

1 2 3 4

Probability P(X)

0.32 0.51 0.12 0.05

If you were talking a survey on the programs that were watched on television, how many program diaries would you send to ecach household in the survey?

## Answer this Question

## Related Questions

- Statistics - 1. A study of 40 people found that they could do on the average15 ...
- statistics - suppse you received a shipment of nine televisions. four of the ...
- math - Marta's weekly pay for selling large screen televisions is determined by ...
- TV - Remember the United States DTV transition last year? There is a possibility...
- Statistics - 1. A study of 40 people found that they could do on the average15 ...
- math - Using the data in the table, calculate the mean, range, variance, and ...
- math - Using the data in the table, calculate the mean, range, variance, and ...
- math - Using the data in the table, calculate the mean, range, variance, and ...
- statistics - A sample of the number of study per week of college students is ...
- stats - n a transportation study of 20 large cities, it was found that the mean ...