Probability and Statistics Review Test # 1

Question 1

The average age of the 80 residents of an assisted living center.

Accepted Answer

census

Question 2

the ratings of a movie ranging from "poor" to "good" to "excellent"

Accepted Answer

ordinal

Question 3

the age of every fourth person entering a department store

Accepted Answer

sample

Question 4

Big picture is magazine subscribers subset the subscribers who renew

Accepted Answer

population: magazine subscribers and sample - subset

Question 5

The number of seats in a movie theater

Accepted Answer

quantitative

Question 6

director call employees and ask if they eat in the cafe, go to lunch or bring their lunch

Accepted Answer

observational study

Question 7

The colors of automobiles on a used car lot

Accepted Answer

qualitative

Question 8

the numbers on the shirts of a girl's soccer team

Accepted Answer

qualitative

Question 9

70 names are written on 70 cards. The cards are placed in a bag, and three names are picked

Accepted Answer

random

Question 10

marriage status (married, single or divorced of the faculty at the UOC

Accepted Answer

nominal

Question 11

numbers of the shirts of a girl's soccer team

Accepted Answer

nominal

Question 12

The number of complaint letters received by the US Postal service in a given day

Accepted Answer

quantitative

Question 13

To avoid working late, the manager inspects the last 10 items produced that day.

Accepted Answer

convenience

Question 14

list of 1239 social security numbers

Accepted Answer

nominal

Question 15

a poll is conducted in which professional musicians are asked their ages

Accepted Answer

observational study

Question 16

a sample of students are polled and asked how they will vote in the upcoming referendum

Accepted Answer

observational study

Question 17

hair color of women on a high school tennis team

Accepted Answer

nominal

Question 18

new crops new fertilizer, old fertilizer used now for 1 year to study the growth of crop

Accepted Answer

experiment

Question 19

50 randomly selected nation's middles teachers and all teachers of the school are interviewed

Accepted Answer

cluster

Question 20

the colors of automobiles on a used car lot

Accepted Answer

qualitative

Question 21

number of pages in your statistics book

Accepted Answer

ratio

Question 22

The age of every 4th person entering a department store

Accepted Answer

sample

Question 23

The age of each employee at a local grocery store

Accepted Answer

population

Question 24

number of milligrams of tar in 85 cigarettes

Accepted Answer

ratio

Question 25

67 people receive meds. and 67 did not for diabetes, after time the adults were evaluated

Accepted Answer

experiement

Probability and Statistics Review Test # 1

Questions 25

Probability and Statistics Review Test # 1

Questions 25