Friday
September 19, 2014

Homework Help: Statistics

Posted by David on Friday, May 14, 2010 at 2:33pm.

#1- The normal distribution had a mean of 14 and standard deviation of 4. There were 30 people in the study group and the average was expected to be 16. The study was tested at the .05 level of significance. What was the power of the study?

74.2%
80.5%
86.4%
92.7%

#2- If a sample with a mean of 60 has an estimated effect size of 2, is that effect size small, medium, or large?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Statistics - In the library on a university campus, there is a sign in the ...
Statistics - In the library on a university campus, there is a sign in the ...
MATH - Which of the following normal distributions has the smallest spread? A. A...
AP Statistics - Sampling Distribution Help - The composite scores of students on...
AP Statistics - sampling distribution help - The composite scores of students on...
Math (Statistic) - Considered the sampling distribution of a sample mean ...
Statistics - What is the 10th percentile, n of group of people's pulse rates, ...
Statistics - 1. The scores of students on the ACT college entrance examination ...
Statistics - The Wechsler Adult Intelligence Scale (WAIS) is a common "IQ test" ...
Statistics - A student group claims that first-year students at a university ...

Search
Members