Instructions:
1) Solve Each Home Assignment on separate paper.
2) Figures to right indicate marks of the question.
3) Leave at least 2 blank lines after answer of each question.
4) Write question and sub-question number correctly in left margin.
6) If you copy the text as answer from the textbook OR reference book OR your Friend, your marks will be deducted.
Home Assignment -1
Case Study 1 : A survey was conducted among the residents of Pune City, its suburbs and the Pune Cantonment area. The following three pie diagrams show their respective preferences for living in City, Suburb and cantonment.
Case Study 2: Suppose you are doing market research for a company that sells automotive accessories. You are interested in the types of cars driven by customers of a particular mall. On one particular day, you count the following types of cars in the lot:
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Family car Economy car Economy car Utility van Family car
Wagon Wagon Wagon Sports car Economy car
Utility van Family car Pickup truck Utility van Sports car
Utility van Wagon Wagon Wagon Family car
Pickup truck Utility van Sports car Utility van Economy car
Economy car Utility van Sports car Utility van Sports car
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QN Questions Marks
1. Do you see similar preference distribution in the three groups of residents in Case Study 1?
2. In Case Study 1, which residents are most happy about where they are actually living? Explain.
3. In Case Study 1, which residents are the least happy about where they are actually living? Explain.
4. In Case Study 2, prepare appropriate frequency distribution
5. In Case Study 2, represent above data by suitable graph
Home Assignment -2
1. In the above Venn diagram the nine sample points shown are equally likely. State following probabilities:
P(A), P(B), P(A ∪ B)
2. In the above Venn diagram the nine sample points shown are equally likely. Are A and B mutually exclusive and exhaustive?
3. A financial record of two companies A and B are examined to determine whether each company showed a profit (P) or not (N) during the last financial year. Is this a random experiment?
4. A financial record of two companies A and B are examined to determine whether each company showed a profit (P) or not (N) during the last financial year. List the simple events associated with this experiment.
5. A financial record of two companies A and B are examined to determine whether each company showed a profit (P) or not (N) during the last financial year.Suppose P(A shows profit) = 0.8 and P(B shows profit) = 0.2, what is the probability that either of the company shows profit.?