This document provides information about an assignment for a Business Statistics course. It includes two questions - the first asks students to calculate the correlation between test scores and sales for salesmen, and determine if terminating low scoring salesmen is justified. The second questions asks students to calculate, using a normal distribution, the number of students scoring below 40 and above 60 on an exam with a mean of 45 and standard deviation of 10, where 1000 students took the exam. Contact information is provided to submit assignments or ask questions.

1. Dear students get fully solved assignments
Send your semester & Specialization name to our mail id :
help.mbaassignments@gmail.com
or
call us at : 08263069601
NMIMS Global Access
School for Continuing Education (NGA-SCE)
Course: Business Statistics
Internal Assignment Applicable for December 2015 Examination
Assignment Marks: 30
Q1. A departmental store gives in service training to its salesman which is followed by a test. The
managementis considering whether it should terminate the services of the salesman who did not
do well in the test. The following table gives the test scores, and the sales made by the salesman.
Test scores: 14 19 24 21 26 22 15 20 19
Sale (in Rs 1000): 31 36 48 37 50 45 33 41 39
Calculate the correlation between the test scores and sales. Does it indicate that the termination
of services for low test scores is justified? If the firm wants a minimum sales volume of Rs 30,000
from each sales man, what are the minimum test scores indicating termination of the service?
Answer :
x Y X-µ (Y-y) (X-x) (Y-Y) (X-x)(Y-y)
14 31 -6 -9 36 81 54
19 36 -1 -4 1 16 4

2. Q2. The marks obtainedin a certain examinationfollownormal distributionwith mean 45 and
standard deviation10. If1000 students appearedat the examination,calculate the number of
studentsscoring
(a) Lessthan 40 marks and
(b) More than 60 marks.
(Use Z table value)
Answer:a ) Mean=45
Standard deviation = 10
(a) Numberof studentsscoringlessthan40 Marks
Answerb) : Numberof studentsscoringmore than60 marks
Z = 60 – 45/10 =15/10 =1.5
Dear students get fully solved assignments
Send your semester & Specialization name to our mail id :
help.mbaassignments@gmail.com
or
call us at : 08263069601