1. Why are analytics important to managers in the decision-making process?

a) They increase the experience of top management b) They are used in exponential data development c) They allow the use of data in explanatory and predictive models d) They allow definable metric-analysis surveys

2. Why do organizations use analytics and quantitative analysis?

a) To justify the cost of information systems

b) To make decision using top management experience

c) To predict trends

d) To make decisions deductively

3. What is expected value?

a) A measure of spread b) A frequent occurrence c) A measure of confidence d) A measure of average payof

4. Which type of data does identification of political parties involve?

a) Interval data b) Nominal data c) Ratio data d) Ordinal data

5. Which two statements about outliers are correct? Choose two answers.

a) Outliers can be discarded

b) Outliers may signal a legitimate concern

c) Statistical operations can be done with outliers include and then with outliers excluded

d) The sample maximum is always an outlier

6. Which result could stem from using a quality control tool other than a control chart? a) Minimizing error through the process of collecting data b) Refraining from pilot testing the questionnaire

c) The degree that the data are important to users and their needs

d) Careful wording of the questionnaire

7. Which type of error is caused by unpredictable fluctuations in the readings?

a) Omission error

b) Random error

c) Systematic error

d) Approximation error

8. A chemist crates an experiments study by adding a low, medium, or high amount of a cleaning agent to a specific type of laundry detergent and then measure how much soil was removed from the clothing during washing.

What is the term for the different amounts of cleaning agent added to the laundry detergent in this experimental study?

a) The response

b) The experiment unit

c) The construct validity

d) The treatment

9. In some studies, it is not possible to create a control group in a sample population. Which type of research design is required in this scenario?

a) Triple blind study

b) Observational study

c) Experimental study

d) Double blind study

10. What is a reason to transform two data sets to z-scores?

a) To ensure that the means equal the standard deviations

b) So the data can be visualized

c) So they are the same scale

d) To remove outliers