Ask Experts Questions for FREE Help !
Ask
    captainminhas's Avatar
    captainminhas Posts: 2, Reputation: 1
    New Member
     
    #1

    Feb 15, 2011, 04:48 PM
    given random sample find probability that sample mean?
    X has normal distribution with mean of 107 and a standard deviation of 1.5 .if a sample of 25 students is selected at random, find the probability that sample mean is greater than 110?

Check out some similar questions!

Probability including finding it using a random sample? [ 7 Answers ]

A new muscle relaxant is available. Researchers from the firm developing the relaxant have done studies that indicate that the time lapse between administration of the drug and beginning effects of the drug is normally distributed, with mean of 38 minutes and standard deviation of 5 minutes. a....

1. A random sample . [ 1 Answers ]

1. A random sample of size 49 is taken from a large population, measuring the time it takes to complete a driverís license examination. The sample mean was found to be 47 minutes, and the sample standard deviation 5.89 minutes. Construct a 95% confidence interval around the sample mean. Be sure...


View more questions Search
 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.