Sunday
March 29, 2015

Homework Help: probability and statistics

Posted by darrell on Friday, January 6, 2012 at 3:03pm.

a population forms a normal distribution with a mean of u=80 and a standard deviation of o=15. for each of the following samples, compute the z-score for the sample mean and determine whether the sample mean is a typical, representative value or an extreme value for a sample of this size.
a. m=84 for n=9 scores
b. m=84 for n=100 scores

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math - I need help with this these two problem PLEASE!!! For a population with ...
statistics - The scores of students on the ACT college entrance examination in ...
statistics - what are the mean and standard deviation of a sampling distribution...
Statistics - 1. The scores of students on the ACT college entrance examination ...
Statistics - This is the first question..... For a population that has a ...
Math (Statistic) - Considered the sampling distribution of a sample mean ...
statistics - How do we compute sample size fluctuations? Suppose we have a ...
statistics - A population of scores forms a normal distribution with a mean of...
statistics - IQ scores are normally distributed with a mean of 105 and a ...
probability and statistics - the population of sat scores forms a normal ...

Members