QNT 561 Week 1 Practice Quiz

A.      It is the science that deals with collection, classification, analysis, and interpretation of information or data.

B.      It is the process used to assign numbers to variables of individual population units.

C.      It is an estimate or prediction or some other generalization about a population based on information contained in a sample.

D.      It is a characteristic or property of an individual experimental unit.

1.       Choose the correct answer below.

A.      Descriptive statistics is a characteristic of an individual experimental unit. Inferential statistics is the process used to assign numbers to variable of individual population units.

B.      Descriptive statistics describes sets of data. Inferential statistics draws conclusion about the sets of data based on sampling.

C.      Descriptive statistics are measurements that are recorded on a naturally occurring numerical scale; they can only be classified into one of a group of categories.

Descriptive statistics draws conclusions about the sets of data based on sampling. Inferential statistics summarizes the information revealed in data sets
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