For the following problems, use the chi-square solution sheet from Appendix E (attached below). Round expected frequency to two decimal places. You will need to complete steps a through h. Submit the solution sheet to your mentor along with your work for Practice Exercises 5. A 6-sided die is rolled 120 times. Fill in the expected frequency column. Then, conduct a hypothesis test to determine if the die is fair. The data in the table below are the result of the 120 rolls.
For the following problems, use the chi-square solution sheet from Appendix E (attached below). Round expected frequency to two decimal places. You will need to complete steps a through h. Submit the solution sheet to your mentor along with your work for Practice Exercises 5. A 6-sided die is rolled 120 times. Fill in the expected frequency column. Then, conduct a hypothesis test to determine if the die is fair. The data in the table below are the result of the 120 rolls.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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For the following problems, use the chi-square solution sheet from Appendix E (attached below). Round expected frequency to two decimal places. You will need to complete steps a through h. Submit the solution sheet to your mentor along with your work for Practice Exercises 5.
- A 6-sided die is rolled 120 times. Fill in the expected frequency column. Then, conduct a hypothesis test to determine if the die is fair. The data in the table below are the result of the 120 rolls.
Face Value |
Frequency |
Expected Frequency |
1 |
15 |
|
2 |
29 |
|
3 |
16 |
|
4 |
15 |
|
5 |
30 |
|
6 |
15 |
- H0 : _______
- Ha : _______
- What are the degrees of freedom?
- State the distribution to use for the test.
- What is the test statistic?
- What is the p-value? In one to two complete sentences, explain what the p-value means for this problem.
- Use the previous information to sketch a picture of this situation. Clearly label and scale the horizontal axis and shade the region(s) corresponding to the p-value.
Figure E4
- Indicate the correct decision (“reject” or “do not reject” the null hypothesis) and write appropriate conclusions, using complete sentences.
- Alpha: _______
- Decision: _______
- Reason for decision: _______
- Conclusion: _______
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Can you give a little more detailed explanation? What is the alpha and how does it mathmatically relate?
- Alpha: _______
- Decision: _______
- Reason for decision: _______
- Conclusion: _______
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