# LBCC

posted by .

The number of movies shown in different theatres on Saturday morning in a small city is given in the following.
x P(x)
1 0.15
2 0.20
3 0.30
4 0.10
What is the mean distribution (or expectation) of the data given above?

## Similar Questions

1. ### Statistics and Probability

A computer supply house receives a large shipment of blank CDs each week. Past experience has shown that the number of flaws per CD can be described by the following probability distribution, where the random variable X represents …
2. ### Math

Last Saturday Michaela rented 4 movies from the video store. This Saturday she rented 2 movies. Let x represent the cost of renting each movie. Write and simplify an expression for how much more Michaela spent last week renting movies. …
3. ### LBCC

Find the mean of the distribution shown. x 2 5 7 P(x) 0.28 0.42 0.30 What is the mean and the standard deviation of this distribution?
4. ### stat probability

The number of movies shown in different theatres on Saturday morning in a small city is given in the following. x P(x) 1 0.15 2 0.20 3 0.30 4 0.10 What is the mean distribution (or expectation) of the data given above?
5. ### maths

A video rental store offers 436 different movies for rent. The movies are categorized as Comedies, Action Movies, and Dramas. A movie may be in more than one of the categories. If 234 movies are categorized as Comedies, 97 as Action …
6. ### HELP!!!MATHS!!!

A video rental store offers 436 different movies for rent. The movies are categorized as Comedies, Action Movies, and Dramas. A movie may be in more than one of the categories. If 234 movies are categorized as Comedies, 97 as Action …
7. ### Statistics

1.The average number of acts of physical violence in a random sample of 150 TV movies was 4.5 acts with a standard deviation of 0.75. At the 95% confidence interval level, what is your estimation of the mean range of all movies shown …
8. ### math

find the mean of the given porobbility distribution the number of golf balls ordered by customers of a pro shop has the following probability distribution x3 6 9 12 15 P(x) 0.14 0.05 0.36 0.35 0.10
9. ### Stats

When making a decision on whether a sample mean is significantly different than a population mean given that you sampled a small sample (n), what is the correct reasoning for choosing the t-distribution over the standard normal distribution …
10. ### Statistics

Can someone please help with this? A measurement follows the normal distribution with a standard deviation of 15 and an unknown expectation μ. You can consider that measurement to be the "original" distribution. Two statisticians

More Similar Questions