Advanced Statistics Prelim Exam

Which of the following is the best example of a null hypothesis?

• There will be no relationship between the amount of cookies you eat and your blood sugar level.

• As the amount of cookies you eat increases, your blood sugar level will increase.

• As the amount of cookies you eat increases, your blood sugar level will decrease.

• As the amount of cookies you eat decreases, your blood sugar level will remain constant.

It consist of information coming from observations, counts, measurements, or responses.

• Statistics

• Data

• Population

• Sample

It is the science of collecting, organizing, analyzing, and interpreting data in order to make decisions.

• Data

• Population

• Statistics

• Sample

Statistics which is concerned with a higher order of critical thinking and judgment.

• Descriptive

• Parametric

• Inferential

• Non Parametric

Descriptive statistics involves estimation and hypothesis testing

• False

• True

The term "parameter" is use for _______________.

• statistics

• population

• sample

• measurement

The purpose of descriptive statistics is to

• make decision

• describe data

• make hypothesis testing

• make estimation

Qualitative data is a _________________.

• measurement that cannot be measured on a natural numerical scale

• for population only

• recorded on natural occurring numerical scale

• for sample only

Example of quantitative data is ___________.

• number of defective items

• methods of payments

• gender of students in CEC

• level of satisfaction

Which two are examples of descriptive statistics?

• Median and correlation.

• Hypothesis testing and histograms.

• Variance and regression analysis.

• Mean and standard deviation.