Tutorial 2a: Qualitative Data : Statistics for Social Sciences, UNITAR, Malaysia

Instructions:

Tutorial 2a: Qualitative Data

Question 1 

A sample of 25 young executives was taken at random. Each executive was asked to choose only one of the five listed models of national cars according to their preference; Myvi, Saga, Viva, Persona, and Alza. Their responses are as follows:

a. Construct a frequency distribution table with the relative frequency and percentage.

b. Construct a bar chart.

Question 2

The following table shows the number of visitors to a park from January to April:

i. Construct the frequency distribution with relative frequency and percentages.
ii. Construct a bar chart and pie chart for the table given.
iii. What is the percentage number of visitors in April?

Question 3

The table below shows the number of students for each type of transport used by a group of students to go to college:

Construct a bar chart and pie chart for the data given.

Question 4

The following data represent the colour of men’s dress shirts purchased in the men’s department of a large department store. Construct a frequency distribution with relative frequency and percentages. Then draw a bar chart and pie chart for the data. (W-white, BL=blue, BR=brown, Y=yellow, G-gray).

W  W BR Y BL BL W W W WY G
BL BR BL BR BL BL BRY BL G W
BL W W BL W BL BR  Y BL G BR G
BR W W BR Y W BLY WW BL W
BR G G

Question 5

The numbers of motor vehicle occupants killed in crashes in 2005 are shown in the table. Draw a pie chart to organize the data.

Question 6

The number of staff use the types of communication are shown in the table. Draw a bar chart.

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