Question

3.1 Fifteen typists were each given the same contract to type using the same word processor, and the times taken ( on the nearest minute) were recorded. The results were: 29 23 18 22 15 27 18 21 33 19 24 26 17 28 25 3.1.1 Find the range of times. (2) 3.1.2 Find the mean time. (3) 3.1.3 Find the median and the modal times (mode). (4) 3.1.4 Based on results obtained from 3.1.2 and 3.1.3 comment on the skweness of the above data

Name: 31 fifteen typists were each given the same contract to type using the same word processor and the times taken on the nearest minute were recorded the results were 29 23 18 22 15 27 18 21 33 34517
Uploaded: 2022-12-23T18:21:16-08:00
Duration: 1 min 49 s
Channel: Qudsiya Anis
Description: 31 fifteen typists were each given the same contract to type using the same word processor and the times taken on the nearest minute were recorded the results were 29 23 18 22 15 27 18 21 33 34517

          3.1 Fifteen typists were each given the same contract to type using the same word
processor, and the times taken ( on the nearest minute) were recorded. The results
were:
29 23 18 22 15 27 18 21
33 19 24 26 17 28 25
3.1.1 Find the range of times. (2)
3.1.2 Find the mean time. (3)
3.1.3 Find the median and the modal times (mode). (4)
3.1.4 Based on results obtained from 3.1.2 and 3.1.3 comment on the skweness of the
above data

Added by Jaime B.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Qudsiya Anis

12/23/2022

Step 1

To find the range, we need to subtract the smallest value from the largest value in the dataset. The smallest value is 15 and the largest value is 33. Range = 33 - 15 = 18 minutes. Show more…

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3.1 Fifteen typists were each given the same contract to type using the same word processor, and the times taken ( on the nearest minute) were recorded. The results were: 29 23 18 22 15 27 18 21 33 19 24 26 17 28 25 3.1.1 Find the range of times. (2) 3.1.2 Find the mean time. (3) 3.1.3 Find the median and the modal times (mode). (4) 3.1.4 Based on results obtained from 3.1.2 and 3.1.3 comment on the skweness of the above data