Share
Explore BrainMass

Descriptive statistics

See the attached file.

The following data is a result of selecting a random sample of a new Ford Testing these cars for fuel efficiency results are in mile per gallon:

39.9
28.5
35.3
32.6
33.9
40.5
28.9
30.0
33.0
26.2
35.4
26.3
33.0
25.5
33.2
28.1
37.2
28.8

Attached is Excel descriptive statistics refer to table 1c.

A) Discuss the property of variation for this data; give specific ranges together with the percentages of data we expect to fall within that range.

Also what are the quartiles and what do they tell us?

B) Is the data skewed? if so, how?

C) You are advising a Ford dealer on what to tell customers about the fuel economy. What should you tell them? Use statistics to justify your statement

Attachments

Solution Preview

Please see the attachment

APPLIED MANAGERIAL STATISTICS
The following data is a result of selecting a random sample of a new Ford Testing these cars for fuel efficiency result are in mile per gallon
39.9
28.5
35.3
32.6
33.9
40.5
28.9
30.0
33.0
26.2
35.4
26.3
33.0
25.5
33.2
28.1
37.2
28.8

Attached is Excel descriptive statistics refer to table 1c

A)discuss the property of variation for this data give specific ranges together with the percentages of data we expect ...

Solution Summary

The statistics for Ford testing fuel efficiency and the range of values is analyzed. The expert determined if the data is skewed. Step by step method for computing basic descriptive statistics for data on Ford Testing these cars for fuel efficiency.

$2.19