Friday
April 18, 2014

Homework Help: statistik

Posted by mira on Sunday, December 2, 2012 at 6:31am.

can you show me the calculation ;)

The life expectancy of computer terminals is normally distributed with a mean of 4 years and standard deviation for 10 months.

a. What is the probability that a randomly selected terminal will last more than 5 years?

b. What percentage of terminals will last between 2.5 years and 4.5 years?

c. 80 percent of terminals will last at least how many years?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistik - can you show me the caculation :) Last year, 50% of MNM, Inc. ...
FINANCE - Life for Kids Company, a small producer of plastic swimming toys, ...
math - Estimate using any method. Show how you estimated. Then calculate the ...
math - d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation ...
math - d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation ...
Physics - PLEASE HELP, I'm trying to study for a quiz >.< and I don't ...
math - Can someone please show us how to show 1500 x 2.1? I can not for the life...
chemistry - Processed cheese must be at a pH of 5.5 to 5.9 to prevent the growth...
chemistry - 3. Answer the following questions: For each question show a balanced...
Chemistry - You have two gas-filled balloons, one containing He and the other ...

Search
Members