Question
You joined a reputable Media house in Ghana for Internship.
The Editor-in-Chief knowing that you have completed a course
in Basic Statistics asked you to lead a team to conduct a survey
of Income levels among Journalists in Ghana. The analysis of
the survey will be used to develop a news story that is expected
to air in a month to bring to attention salary conditions of
Journalists in Ghana.
Your team sampled and collected the following data set.
1,000
1,800
1,100
1,800
1,200
1,800
1,500
1,700
1,500
1,700
1,300
1,400
1,200
1,500
1,200
1,700
1,400
1,800
1,000
2,000
1,300
1,800
1,700
1,800
900
2,000
1,500
1,600
2,500
1,100
Required:
1. Using 7 classes, construct a frequency distribution table for
the data set. (4 marks)
2. Plot the frequency histogram to show the distribution of
income. (1mark)
3. Plot the frequency polygon(1 mark)
4. Plot the frequency Ogive to show cumulative income
distribution. (1mark)
5. Explain to your Editor-in-Chief how you hope to present
this analysis to your TV Viewers. (3 marks)