Statistics and Probability Vocabulary

Question 1

This shows how spread out a data set is

Accepted Answer

standard deviation

Question 2

find this by adding all of the terms in a data set and dividing by the number of terms

Accepted Answer

mean

Question 3

The difference between the biggest and smallest values in a set of data

Accepted Answer

range

Question 4

A subset selected to represent a population

Accepted Answer

sample

Question 5

All of the members of a group of interest

Accepted Answer

population

Question 6

An experiment that would be difficult or impractical to perform can be modeled by a

Accepted Answer

simulation

Question 7

A study where members of a sample are measured or observed without being affected by the study.

Accepted Answer

observational study

Question 8

The number which appears most often in a set of data

Accepted Answer

mode

Question 9

to find how many ways to a coach can choose 5 starters for a basketball team with 8 kids use a

Accepted Answer

combination

Question 10

the ratio of the number of favorable outcomes to the total number of outcomes

Accepted Answer

theoretical probability

Question 11

A group that does not undergo a change in an experiment is a(n)

Accepted Answer

control group

Question 12

what is the probability of pulling 2 sixes in a row from a deck of cards

Accepted Answer

12/2652

Question 13

Order matters for this formula

Accepted Answer

Permutation

Question 14

The probability of pulling a jack or a diamond from a deck of cards is

Accepted Answer

16/52

Question 15

the probability of pulling an ace or a king from a deck of cards is

Accepted Answer

8/52

Question 16

Members of a sample are selected according to a specified interval from a random starting point

Accepted Answer

systematic sample

Question 17

The middle number in a set of data

Accepted Answer

median

Question 18

A school mails out a ballot asking parents what they would like in a new school. This is a:

Accepted Answer

Survey

Questions 18