Homework Help: psy 325

Posted by Anonymous on Sunday, March 20, 2011 at 2:14pm.

16) A researcher theorized that people can hear better when they have just eaten a large meal. Six individuals were randomly assigned to eat either a large or small meal. After eating the meal, their hearing was tested. The hearing ability scores (high numbers indicate greater ability) are given in the following table. Using the .05 level do the results support the researcher’s theory?
A) Use the steps of hypothesis testing
b) Sketch the distributions involved
c) Explain you answer to someone who has never had a course in statistics
Big Meal Group Small Meal Group
a) 22 d) 19
b) 25 e) 23
c) 25 f) 21

psy 325 - Writeacher, Sunday, March 20, 2011 at 2:20pm
Please understand that no one here will do your work for you. However, we will be happy to read over whatever you come up with and make suggestions and/or corrections.

Please post what you think.
psy 325 - PsyDAG, Monday, March 21, 2011 at 11:59am
First, the setup of the experiment is faulty. How can you tell if hearing is "better," if you have no value for hearing before eating to compare it to?

Any analysis would be fruitless.
psy 325 - Anonymous, Monday, March 21, 2011 at 11:15pm
didnt want you to do work, jus need a formula to get started?

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