Question
A random sample of n = 4 individuals is selected from a population with = 35, and a treatment is administered to each individual in
A random sample of n = 4 individuals is selected from a population with = 35, and a treatment is administered to each individual in the sample. After treatment, the sample mean is found to be M = 40.1 with SS = 48.
a. How much difference is there between the mean for the treated sample and the mean for the original population?
b. If there is no treatment effect, how much difference is expected between the sample mean and its population mean? That is, find the standard error for M.
c. Based on the sample data, does the treatment have a significant effect? Use a two tailed test with a a= .05.
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started