stats 3090 unit 1

how frequent they ue their credit card, infrequently, sometimes, frequently

-qualitative -netiher -ordinal

number of emergency phone calls received each day for 30 random days

-quantitative -discrete -ratio

Include each member of the entire population

census

House type of real-estate listings in Jacksonville, FL (cottage, condo, ranch, etc.)

nominal

Choosing a two or a club out of a standard deck of cards.

not mutually exclusive

A gift shop owner wants to study if a need for additional staffing exists.

observational

Educational level as reported in the census (Elementary school, High school graduate, Some college, etc.

ordinal

Educational level as reported in the census (Elementary school, High school graduate, Some college, etc.)

ordinal

The annual salaries of all the employees at a textbook company.

population

59% of all freshmen at your school reside on campus.

population parameter

Football jersey numbers are an example of which type of data

qualitative

Sales in dollars made by a sales person are an example of which type of data

quantitative

Heights of women entering the armed forces

ratio

Number of siblings that students in your statistics class have

ratio

weight of new born baby

ratio

A recent poll of 3902 home owners in Ohio showed that the average price of their houses is $⁢254,000.

sample statistic

A school administrator chooses twenty people at random from each class.

stratified sampling

scientist chooses twenty people at random from each neighborhood

stratified sampling

After a political strategist has assigned identification numbers to a population, he picks a random starting point and chooses every fifth member

systematic sampling

after a crime researcher has assigned identification numbers to a population, she picks a random starting point and chooses every fifteenth member

systematic sampling