GBA306 11553/11874 Fall 2017 Test: Final Exam (Chapters 11, 12,13 and 14) This Q

Question

GBA306 11553/11874 Fall 2017 Test: Final Exam (Chapters 11, 12,13 and 14) This Question: 6 pts This Test: 100 A sociologist randomy selects 379 temales 15 to 1 Cick here Cic.hers to.iew he Chi-Sauare tablie of enticalalve old and asks each to diacose her tamily structure al age 14 and wh n) Compute the expected values of each cell under the assumption of independence. Had sexual inercoure Both Bioiogkcal or Adoptive Paents Single Parent A B. No more than 20% ofths expected teqwoes anu ins than 5. AI expected twances guater than or equal to 1. C. The expected frwaanues are approximate y Nomal D. All expected togaroos ars geater than or eou" E. Aa pected bequerce…greater han or equ. to 10. (c) Compute the chi-square test saic (Round to throo donnal places as needed H1 At least one prooorion onwerton te oners. H, Sescal activiay and the family sructure ane dependent H1 Atleast one mean rt born what expected Data table of tamily seructure and sexual activity What tange of P.values does the test statistie comespond to? The P-valu is Make the proper Clok to select your answor Choose the answer below Phint Done

Explanation / Answer

a)

b) Correct answer: (B) (D) (E)

c)

The chisquare contribution values are

Test Statistic, X^2: 2.1417
d) Correct answer: Option (A)

P-Value: 0.5435

correct answer: Option (C)

The Expected frequencies Manufacturer Decision A B C D Total Yes 47.226 29.948 56.441 67.384 200.999 No 34.774 22.052 41.559 49.616 148.001 Total 82 52 98 117 349

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