WGU C207 Self Assessments 2021

WGU C207 – SELF-ASSESSMENTS

MODULE 1

1. IF you were to take your temperature 10 times in a row using the same thermometer and got

the same result every time, you could say that the thermometer is _______.

a. Valid

b. Reliable

c. Accurate

d. Measurable

2. According to the 2000 census the average number of people in a family in the US was 3.17. Since

it isn't possible to have .17 of a person, you would use a _________ data point to describe the

number of people in your family.

a. Continuous

b. Discrete

c. Valid

d. Ordinal

3. You survey 100 New Yorkers about their preference for New York style or Chicago style pizza.

What would be wrong with this?

a. You would encounter information bias

b. You would encounter gender bias

c. You would encounter random error

d. You would encounter measurement bias

4. Rankings are an example of which kind of data?

a. Nominal

b. Continuous

c. Ordinal

d. Discrete

5. The science of using mathematical procedures to describe data is _______.

a. Statistics

b. Mathematics

c. Descriptive data

d. Analytics

6. The third stage of Davenport and Kim's Three Stage Model of quantitative decision making is which of the following?

a. Solving the problem

b. Framing the problem

c. Communicating results

d. None of the above

7. Cleaning and organizing collected raw data refers to which of the following?

a. Data collection

b. Data management

c. Data discovery

d. Rectangular data

8. Suppose you wanted to measure the air quality in cities with a higher proportion of bicycle riders

to drivers. What kind of study might you use?

a. Observational study

b. Experimental study

c. Double-blind study

d. Triple-blind study

9. Suppose you were to use analytics in an experiment to determine how many salespeople to

assign to particular sales territories based on the makeup and performance of the territories in

the results of the experiment. You would be using which kind of analytics?

a. Predictive

b. Prescriptive

c. Descriptive

d. Proactive

10. Suppose you employed analytics to determine which sales territories had shown the most

profitable growth in the last four quarter and would most likely do so again in the future. You

would be using which kind of analytics?

a. Predictive

b. Prescriptive

c. Descriptive

d. Proactive

11. Of the following, which is considered the most serious kind of data error?

a. Poorly formatted data

b. Number transportation

c. Out-of-range data

d. Missing data