Twenty-five employees completed a survey that measured the number of hours they
ID: 3182532 • Letter: T
Question
Twenty-five employees completed a survey that measured the number of hours they worked in the
week prior to completing the survey. The hours worked are listed below:
5
0
6
5
4
5
3
5
8
0
6
0
5
5
3
0
7
0
4
5
2
5
3
5
4
0
6
0
4
0
4
0
4
5
5
5
6
0
5
0
6
5
3
0
2
5
4
0
6
5
A. Construct a frequency distribution that displays the following:
i. Class intervals of equal width
ii. Midpoints of the class intervals
iii. Add columns to the table that display the percentage distribution,
cumulative frequencies, and cumulative percentages of the class intervals.
B. Write a paragraph summarizing this distribution of scores
Explanation / Answer
For the class 4-5, maximum number of scores lies in this class i.e. 46%. Also the data is skewed to the left as more data lies in the left of the histogram. 84% of data lies below 5.
Class Frequency Mid Points % Frequency Cumulative Frequency Cumulative % 0-1 13 0.5 26.0% 13 26.0% 2-3 6 2.5 12.0% 19 38.0% 4-5 23 4.5 46.0% 42 84.0% 6-7 7 6.5 14.0% 49 98.0% 8-9 1 8.5 2.0% 50 100.0%Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.