RA 11 ANSWER FORM

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School

Purdue University *

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Course

303

Subject

Statistics

Date

Feb 20, 2024

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docx

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Uploaded by ryanmcq2162

STAT 303 – RECITATION ACTIVITY 11: ANSWER FORM 20 points 1. Type your answer below. (1 point) Chi-square Goodness of Fit Test 2. Type your answer below. (1 point) H0: The distribution of preferences is as claimed in the way that Pf=. 0.5, Pp = 0.25, Pt = 0.25 Ha: At least one population proportion is different. 3. Paste your output below. (1 point) Row Labels Count of Pastimes Family & Friends 226 Personal Project 121 Travel 153 Grand Total 500 4. Type your answer below. (1 point) Chi-square = 8.704 5. Type your answer below: (1 point) P(Chi-square>8.704) = 0.0129 6. Type your answer below: (2 points) Reject H0 at a = 0.05. Conclude that there is evidence that the proportions of preferences in this population are different from the claimed proportions. 7. Type your answer below. (1 point) Chi-square Independence Test. 8. Type your answer below. (1 point) H0 = Generation and earning power preference are independent in the population of working adults. Ha = Generation and earning power are not independent in this population GO TO NEXT PAGE FOR #9 - #18

9. Paste your output below: (1 point) Count of Leave Job For More Money? Column Labels Row Labels Baby Boomer Generation X Millenia l Grand Total No 212 185 164 561 Yes 132 154 159 445 Grand Total 344 339 323 1006 10. Type your answer below. (1 point) Chi-square = 8.25 11. Type your answer below. (1 point) P(chi square>8.25) = 0.0162 12. Type your answer below. (2 points) Reject H0 at a =0.1. Conclude that there is evidence that the generation and earning power variables are independent in this population. 13. Type your answer below: (1 points) Chi-Square Test of Homogeneity 14. Type your answer below. (1 points) H0 = The distributions of the new chip flavor are equal for the populations in each region of the U.S. Ha = The distributions of the new chip flavor are not equal for the populations in each region of the U.S. 15. Type your answer below. (1 point) Chi-Square = 23.57 16. Type your answer below. (1 point) P(Chi-square>23.57) = 0.0014 17. Type your answer below. (2 points) Reject H0 at a =0.1. Conclude that there is evidence that the distributions of the new chip flavor are not equal for the populations in each region. 18. SAVE THIS ANSWER FORM D ocument AS A PDF ; any other file type will receive AT MOST 50% credit for the assignment. Upload your SINGLE pdf file to Recitation Activity 11 in the Brightspace Merge Course.

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