Grossmont College Student Loans Probability Questions

Question 4 – Hypothesis Testing

Prompt

1. Based on a recent study of college students, the average student loan debt amount is $4000. Is the mean student loan debt higher at StatCrunchU? Include each of the following in your response. (see concepts in Units 7 & 8 – Modules 17-23)
   • State your hypotheses in symbolic form and in words.
   • Verify that normality conditions are met. Which test are you using? Why?
   • Use StatCrunch to conduct the hypothesis test. Copy and paste the results (the StatCrunch output window) into your response.
   • Give your P-value and interpret its meaning.
   • State a conclusion that answers the research question. Use a significance level of 5%.

StatCrunch Resources

Here is a PDF document with all StatCrunch directions

How & What to Turn In

Submit your answers to the prompt above. Make sure to include any StatCrunch tables in your answer. You can turn your work in either by typing in your response into a textbox (just like we have done in our discussion boards) or you can write up your response to the prompt in a word document and submit that. When you are ready to submit your work, click on “Submit Assignment”.

Discussion Board

Use the Final Project discussion board (opens in a new tab) to ask questions or provide feedback about the information provided above.

Last Step – Submit Your Personal Data Set!

You must share your sample data with your teacher so that they can verify and recreate your calculations. This is a required part of your final project and you will not receive a final grade without including your data. To share your data, please follow the steps below.

1. From the spreadsheet view of your data, click on “Data” then select “Export”. A new window will open and then click on “Export”.
2. A .csv file will download to your computer. It will most likely automatically save to your computer’s download folder. Upload the .csv file of your data below.

How & What to Turn In

Submit your .csv file. When you are ready to submit your work, click on “Submit Assignment”.