Question

2. Ghee the following the Female person Male persons b. From the number calculated in a can say that in general, on average, female Mudens spend more time for self-study than male students? Why or why not 3. From data in question 3, test the hypothesis that on average female students spend more than 8 hour per week for self-study. Given that the time follows a Normal distribution

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Answer 1

Sumple Size -^eJuue HHe the imc rtase becowe True mangin valve Mangin ersor=t Eihca/ delmeues Standond error ( as derreares mangin of hence emroY tIe studen Follo oing data on GHiven the self -study ime Hours 6 Pemale 3 D med e 20

a) cramplA size, meon, sample standard deviethon otud entr Fer For Femule sample Ji2e 1 Sammpie m ean | bb Standand deviahion n-1 a 6

C0-16.6666 2(I5-16.6666)15-16.6666)f 2 (4b-6-6666)2- t( 10- 16.66 66) Co- \6: 66661 44.425S 2552-+155 t 544.447 44.4255 44.43 S5 (36. 6609 683. 3045 16902 136.6609 mean ,tanddrd dexiahon Frr male nouD Ei ls t20 +1S+ lo+ 20 +30 n6

\00 6.6666 deviahon El-2 Standard s16.666 (20- 6.6666) (10-16. 6666j2 4 2 2 CIS-6.6666 20. 16.6666)2 C20-6.6666)7 2.41S5 44 43S5 136.04SS t1S ' \S556 383. 31 46.6634 76 6694

in gener, on averdge (an say that For sef sudy hime more female student opend student male Hhan deviahon is standard beuuse Female henie male tudentr Pemale than studentr stud male Mort han here standarod deviahbn els u hoo spedd here spredd more frr emale data the male than

claim - Test the hyPothess that aversag e an Female students Spend me than hours Per weeb Pers weer. H To Tert R-N) Test Gtahsh'c 16.6666-8) SG t o bs. -BI59 (ha valle fem telle) to os, s2 DLS ASsume Ho frItt,dF heat Decis(on we eject hene we faul fo s eje t Ho dt It tidF ovidenie to Concwde ConclusionTheot s not enoug h Hhat female fudent spend mre than & hou