Ch. 1-6

Question 1

Population

Answer 1

Consists of all elements whose characteristics are being studied

Question 2

Sample

Answer 2

A portion of the population for study

Question 3

Parameter

Answer 3

A summary measure calculated for population data

Question 4

Statistic

Answer 4

A summary measure calculated for sample data

Question 5

What are the two types of Statistics?

Answer 5

1) Descriptive

2) Inferential

Question 6

Descriptive vs Inferential

Answer 6

Descriptive: Methods to view a given dataset
Inferential: Methods using sample results to infer conclusions about a larger population

Question 7

Variable

Answer 7

Any characteristic that is recorded for subjects in a study

Question 8

Categorial vs Numerical Data

Answer 8

Categorial cannot assume a numeric value

Question 9

Discrete vs Continuous

Answer 9

Discrete only certain values with nothing in between

Continuos is any numerical value over a certain interval

Question 10

Histogram

Answer 10

n