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Chapter 4 Instructions
Practice Problem 11, 14, & 18
Due Week 4 Day 6 (Sunday)

Follow the instructions below to submit your answers for Chapter 4 Practice Problem 11, 14 & 18.

1. Save Chapter 4 Instructions to your computer. 2. Type your answers into the shaded boxes below. The boxes will expand as you type your answers. 3. Resave this form to your computer with your answers filled-in. 4. Attach the saved form to your reply when you turn-in your work in the Assignments section of the Classroom tab. Note: Each question in the assignments section will be listed separately; however, you only need to submit this form one time to turn-in your answers.

Read each question in your text book and then type your answers for Chapter 4 Practice Problem 11, 14 & 18 in the shaded boxes below. Please record only your answers. It is not necessary to show your work.

11.

Step 1 – Restate the research question; specify the null theory about the populations.
- This is step is necessary because it is a reference point throughout the study. Always state the null theory and the alternate theory
Null - Ho:
Alternate - Ha:

Step 2 – Determine the features of the compared distribution.
Define the level of significance, using type 1 errors; identify sample size using data and resources that are available.

Step 3 – Find out the sample’s score on the comparison distribution. Once the sample outcomes are the Z score can be computed as under: is z = (x - μ) / σ.

Step 4 – Determine the sample’s score on the comparison distribution.
Collect any data and compute the statistics test to find p -value

Step 5 – Select the appropriate theory (conclusion).
Classify the p-value and identify whether not to reject the null theory. Summarize the results and give a clear comprehensive solution towards the underline problem.

14. For