Business Statistics - Int Kt-1.docx

Business Statistics – KT Assignment Instructions for the submission:  All the questions have to completed with proper steps. (Question also needs to be written)  Write the assignment on A4 size ruled pages.  After submission if any of the questions are found to be omitted or if steps are not properly followed then KT will continue to the next semester.  During submission Hall ticket has to be mandatorily carried by you.  Viva-voce to be conducted during your submissions.  Submission date and time is Friday 29/3/19 from 4:30 p.m. to 6:00 p.m.  If there are any changes to the date or time then that message will be relayed to you through your CR.  For any queries send it through your CR.  Non-compliance to any of the above instructions can result in failing of the subject. 1. Calculate mode for the data: C.I. f

20-30 16

30-40 40

40-50 60

50-60 48

60-70 24

70-80 12

40-50 60

50-60 48

60-70 24

70-80 12

2. Calculate S.D for the data: C.I. f

20-30 16

30-40 40

3. Obtain the regression of y on x for the data: X:

80

90

100

110

120

Y:

35

65

60

75

85

4. Calculate KP’s Coefficient of Correlation and Spearman’s Coefficient of Rank Correlation: X: 80 90 100 110 120 Y: 35 65 60 75 85 5. From a pack of 52 cards 4 cards are chosen at random. What is the probability that there is at least one king?