# Business Analytics-I.xlsx - FORE School of Management, New...

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FORE School of Management, New DelhiPost Graduate Diploma in Management (FMG 29/IMG 14 /FM 03/BDA-01/FPMRE-End Term Examination Term- 1* (2020-2021)Time: 2 *HoursMax Marks: 100Instructions:a.(including instructionb.Possession and use of cell phone is prohibitedc.Be brief and to the point in the responsed.State assumptions made, if anye.Answer all questionsf.Marks are indicated in the right hand parenthesis against each question.Course NameBusiness Analytics-IThis question paper contains9Sheets
ns, formulas and marks)
222FORMULASx-1) test for a single mean z =/nx-2) test for a single mean t =,df = n-1/nˆ3) test for a single proportion z =PQn(n-1)s4) test for single variance,df = n-15) testspP001212221212121212211221212for the difference in two independent sample meansx -x )(z =6) test for the difference in two independent sample meansx -x )(t =,df =11112HHnnnsnsnnnnn02d12121122121227) test for the difference in two related sample meansd-Dt =,df = n-1s /8) test for the difference in two sample proportionsˆˆˆˆz =where p =11pq9) tHnnppPPn pn pnnnn2112222b2w2jj2b2jj2wTTest for two population variancesF =,df =-1,-110) ANOVAF =, df =k-1,where k = no. of samplenxx=, where x = grand meank-1n -1 s=,where n= total obsern -ksnnsnkvations
es/ 2/ 2TijQuick Confidence interval to estimate conditional mean of Yˆy2Quick Prediction interval to estimate individual y for a given value of xˆy211HSD = tMSE, tis based on n-k dfnneesns 2022202211)goodness of fit,,df = k-1-c12)test of independence,, df =r-11eeeefffffcf

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