Friday
April 18, 2014

Homework Help: statistics

Posted by tammy on Sunday, April 29, 2012 at 6:20pm.

You are designing a study to determine whether music has an effect on learning. Previous research indicates that the standard deviation to learn a task is 3.4 minutes. How many subjects would you need to ensure with 90% confidence that the estimate is within 1 minute of the true mean time required?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - A student is interested in whether students who study with music ...
statistics - 3. A researcher is interested in whether listening to music helps ...
math - There are 35 students in a class who stu dy either art or music, 15 study...
Statistics - The Columbus Zoo conducts a study to determine whether a household’...
Statistics - 4) The table below shows the study times and test scores for a ...
Statistics - 4) The table below shows the study times and test scores for a ...
stat and research - 3. A researcher is interested in whether listening to music ...
Microbiology - You have a debate in your study group whether rRNA alone can be ...
statistics - determine if this statistical study is descriptive or inferential a...
math - The student in Question 5 from Module 18 decides to conduct the same ...

Search
Members