1) What is the primary function or purpose of descriptive statistics?

Summarize complex data in a useful and informative way

Explanation: In other words, descriptive statistics is all about making sense of complex data.

2) What do we call the process of gathering, organizing, summarizing, analyzing, and interpreting data?

Statistics

Explanation: This is the most basic definition of statistics.

3) The performance of financial investments is measured with a percentage know as return on investment. What kind of variable do we call return on investment?

Continuous

Explanation: The variable amount is constantly changing with the financial environment, thus called continuous.

4) What kind of variable is the amount of burglaries reported in a particular city?

Discrete

Explanation: A discrete variable is only able to collect data from a finite number of values. Infinite values cannot be accepted.

5) Name the level of measurement of the total number of auto accidents reported in a certain month?

Ratio

Explanation: Measuring an exact point on the scale is considered the ratio level of measurement.

6) The titles of the job positions in a company, such as chief operating officer or CEO, are examples of what level of measurement?

Nominal

Explanation: The nominal scale differentiates between items or subjects based only on their names.

7) Sneaker sizes, such as 6A, 11D, and 14FF, would be considered which level of measurement?

Interval
Explanation: The interval scale separates items at distinct levels of separation.

8) Consider the monthly commissions for first year stockbrokers: $1,200, $1,240, $1,720, $1,350, $1,210, $1,470, $1,186, and $1,320. What are these figures called?

Raw data

Explanation: When you have a list of arbitrary numbers, it is simply called raw data.

9) A sample of computer