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Bachelor
of Business Administration-BBA Semester II
BBA104/BB
0035–Quantitative techniques for Business
Assignment
Set- 2
Q.1. a. What is acceptance sampling?
Discuss the concept of OC curve.
b. Discuss the sources of variations in the production process?
ANSWER: Acceptance sampling :
It is the process of randomly inspecting a sample
of goods and deciding whether to accept the entire lot based on the results.
Acceptance sampling determines whether a batch of goods should be accepted or
rejected.
All three of these statistical quality control
categories are helpful in measuring and evaluating the quality of products or
services. However, statistical process control (SPC) tools are used most
frequently because they identify quality problems during the production
process.
An OC
curve
Q.2. Given
below is the data of production of a certain company in lakhs of units. Compute
the linear trend by the method of least squares.
YEAR
|
1970
|
1971
|
1972
|
1973
|
1974
|
1975
|
1976
|
1977
|
|
PRODUCTION
|
19
|
15
|
19
|
14
|
20
|
26
|
29
|
31
|
ANSWER:
Q.3. From
the data given below, compute the index for the year 2009 taking 2008 as the
base year by weighted average method of price relatives using (i) arithmetic
mean
(ii) geometric mean;
COMMODITY
|
PRICE
(RS)
|
QUANTITY
|
PRICE
(RS)
|
2008
|
2008
|
2009
|
|
A
|
9
|
15
|
14
|
B
|
8
|
6
|
9
|
C
|
6
|
9
|
18
|
D
|
7
|
8
|
9
|
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