The class width of the above distributions is 2. If one develops a cumulative frequency distribution for the above data, the last class will have a frequency of 3. The percentage of days in which the company sold at least 40 laptops is..
The class width of the above distributions is 2. If one develops a cumulative frequency distribution for the above data, the last class will have a frequency of 3. The percentage of days in which the company sold at least 40 laptops is..
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
1. The class width of the above distributions is
2. If one develops a cumulative frequency distribution for the above data, the last class will have a frequency of
3. The percentage of days in which the company sold at least 40 laptops is..
Transcribed Image Text:Exhibit 1
Michael's Compute-All, a national computer retailer, has kept a record of the number of laptop
computers they have sold for a period of 80 days. Their sales records are shown below:
Number of Laptops Sold
0-19
20 - 39
40 - 59
60-79
80 - 99
Total
Number of Days
5
15
30
20
10
80
Expert Solution
Step 1
Answer:- Given frequency distribution table is ,
| Number of laptops sold | Number of days |
| 0 - 19 | 5 |
| 20 - 39 | 15 |
| 40 - 59 | 30 |
| 60 - 79 | 20 |
| 80 - 99 | 10 |
| Total | 80 |
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