Decision Science NMIMS Solved Assignment April 2022

Decision Science NMIMS Solved Assignment April 2022

Decision Science NMIMS Assignment Solution December 2021-Generic and Unique are available.

NMIMS Global Access
School for Continuing Education (NGA-SCE)
Course: Decision Science
Internal Assignment Applicable for December 2021 Examination

Assignment Marks: 30

Instructions:
 All Questions carry equal marks.
 All Questions are compulsory
 All answers to be explained in not more than 1000 words for question 1 and 2 and for
question 3 in not more than 500 words for each subsection. Use relevant examples,
illustrations as far as possible.
 All answers to be written individually. Discussion and group work is not advisable.
 Students are free to refer to any books/reference material/website/internet for attempting
their assignments, but are not allowed to copy the matter as it is from the source of
reference.
 Students should write the assignment in their own words. Copying of assignments from
other students is not allowed.
 Students should follow the following parameter for answering the assignment questions.

Kindly check below
For Theoretical Answer
Assessment Parameter Weightage
Introduction 20%
Concepts and Application
related to the question
60%
Conclusion 20%
For Numerical Answer
Assessment Parameter Weightage
Understanding and usage
of the formula
20%
Procedure / Steps 50%
Correct Answer &
Interpretation
30%
NMIMS Global Access
School for Continuing Education (NGA-SCE)
Course: Decision Science
Internal Assignment Applicable for December 2021 Examination
1. Calculate the probabilities for the following statements as per the given scenario
and draw the probability tree diagram also (Note: This diagram can be prepared
in MS-Paint or manually).
A study undertaken by the Rajan Supervisor of Elections in 2002 revealed that 44% of
registered voters are ‘Dharwadi Yuth’, 37% are Rajmoti, and 19% are others. If two
registered voters are selected at random, what is the probability that both of them have
the same party affiliation?
(10 Marks)
2. Calculate the correlation between pairs (recommended below) of the following
variables and write interpretation for each correlation coefficient. (Note: For the
following pairs, correlation can be calculated using EXCEL.) (10 Marks)
Recommended Pairs:
1. Correlation between ‘number of female migrants for work/ employment’ v/s ‘Number
of male migrants for work/ employment
2. Correlation between ‘number of female migrants _ Education’ v/s ‘Number of male
migrants _Education’
3. Correlation between ‘number of female migrants _ Business’ v/s ‘Number of male
migrants _ Business’
4. Correlation between ‘number of female migrants _ Marriage’ v/s ‘Number of male
migrants _marriage’
Table: State to state migration with reasons of migration as per census 2011.

16,73
1

26,304

1,915

455

340
Source: D3 Table, Census 2011.

3.a. From the following uniformly distributed data scene calculate the probability w.r.t
statement.
The weekly output of a steel mill is a uniformly distributed random variable that lies
between 110 and 175 metric tons.
1. Compute the probability that the steel mill will produce more than 150 metric tons next
week.
2. Determine the probability that the steel mill will produce between 120 and 160 metric
tons
(5 Marks)

3.b. Draw the histogram separately (for Person, male and female) and write the
interpretation.
The following table shows the age group-wise total number of Migrants as per census 2011.

Note: Here, Students may use EXCEL for the preparation of the Histogram.
(5 Marks)

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