Explore BrainMass

# Business Statistics - using data decisions

This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

Please provide an answer with an explanation of how you obtained the answer so I can understand. Thanks!

Question 1
What scale of measurement would you use when collecting data to represent the average monthly temperature for the city of Fort Wayne?
Nominal
Ordinal
Interval
Ratio

Question 5
An employee appraisal form lists performance ratings as "exceeds expectations", "meets expectations", and "below expectations." What type of measurement scale describes this type of data?
Nominal
Ordinal
Interval
Ratio

Question 6
An analysis of the number of phone calls per day for last month is shown in the following frequency table.
Calls per day Number of Days
0 - 2 12
3 - 5 8
6 - 8 5
9 - 11 3
12 or more 2

What is the relative frequency for the category 0 - 2?
0.12
0.25
0.40
0.67

Question 7
The phone call data is repeated for this question.
Calls per day Number of days
0 - 2 12
3 - 5 8
6 - 8 5
9 - 11 3
12 or more 2
What percent of the data falls between 2 and 9 calls per day?
0.27
0.43
0.53
0.93

Question 10
The following set {male, female} describes gender data from a survey. Which best describes the data set?
Mutually exclusive
Collectively exhaustive
Both mutually exclusive and collectively exhaustive
Neither mutually exclusive nor collectively exhaustive

© BrainMass Inc. brainmass.com October 2, 2020, 2:39 am ad1c9bdddf