Suppose that we want to conduct a survey to measure the interestof MCS students

Question

Suppose that we want to conduct a survey to measure the interestof MCS students in the subject of statistics. This survey is aboutthe whole province of Punjab, on account of shortage of resourcesor of time, we are able to conduct such a survey on only 10colleges/universities scattered throughout the province and wechoose 100 students form all the students of 10colleges/universities.

Answer the following questions with reference to theparagraph.

  c) Calculate the Mode for thefollowing data:

Class Boundaries

Frequency

1-5

1

5-10

3

10-15

9

15-20

2

(10,12)   (12,11)   (7,9)   (15,19)   (17,21)   (12, 8)   (16,10)   (14, 14)   (22,18)  (16,14) (15,16)   (22,20)   (19,15)  (7,18)   (11,11)   (12,18)  (10,10)   (5,13)   (11,7)  (10,10)

Taking class interval as: 5-9, 10-14, 15-19,…., for bothX and Y, construct Bivariate frequency distribution.

b) The data on the Agricultural Product atcurrent factor cost for Pakistan for the 1983 – 84 givenbelow. Make a column for the angles of sub-sectors for pie chart(no need to draw the pie diagram).

Sub-sector

Product (million Rs)

Major crops

46231

Minor crops

14971

Livestock

27096

Fishing

3082

Forestry

457

Class Boundaries

Frequency

1-5

1

5-10

3

10-15

9

15-20

2

Explanation / Answer

Suppose that we want to conduct a survey to measure the interestof MCS students

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