Question

Q10. The following table pertains to a study in which a social scientist wants to determine whether there is a relationship between success in life (as measured by means of a questionnaire) and a sense of humor (as measured by a special test): Sense of Humor Success in Life Low Average High Low 43 41 36 Average 107 152 81 High 30 47 63 Use the 5% level of significance to test the hypothesis that there is no relationship between sense of humor and success in life.

Answer 1

Answer:-

Page one

Step To test step?. Ei Hoi There is no gelationship • between sense of humor and success in life.. HH There is a relationship between sense of humor and success in life. Test statistici ² = E-Coi- Eid ² where or observed value -£iz Expected value consider oi table how | Areeege High Foo total (no Average Column tatel (ne) 180 find, Ei using this formule Low 43 1017 30 41 152 47. 240 36 81 63 120 340 140 600 EN High 180 nrx no M Aretage High 136 Ei table Low Low 36-00 48 36 Average 102 102 42 56 High 42 from @ 42 = (49-3622+(4:48)2+ (36-36) +107-102) 2+(152–13672 36. 48 36 102 136 + (81-10222 +(30 -42)2+(47-56)2+(63-42)2 42 42 X² 1.36 1.0270 +0.25 f 1.88€ 4.32 + 3.437 1.45710.se X² 24:2049 fifa (7-12 CC12 = (3-0 (3-0) dif 4 Q = 0.09 102 56

Page two

Step3 stepy Ho at Steps receitical = 24.010s = 9.448 Decisions Here ² x reitical, so we Refect 50% Conclusion: There is not sufficient evidence to significance level selationship between sense of humor success in life. sense of humor and success in life. gelated with each other, suggest no and

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