math test 1

Question 1

population

Answer 1

totality of objects being studied

Question 2

parameter

Answer 2

limit of the population

Question 3

census

Answer 3

every decade we gather information from the population

Question 4

sample

Answer 4

a part of the population. a subject of the population being studied

Question 5

data

Answer 5

represents answers to the research question

Question 6

variable

Answer 6

whatever you are studying

Question 7

raw data

Answer 7

numbers to represent answers to the research question

Question 8

quantiative data

Answer 8

numbers

Question 9

qualitative data

Answer 9

opininons or non numbers

Question 10

discrete data

Answer 10

limited answers or limited choices

Question 11

continuous data

Answer 11

unlimited choices

Question 12

what are the four types of data

Answer 12

nominal, ordinal, interval, and ratio

Question 13

what is nominal data

Answer 13

it is the lowest form of data and it goes by name

Question 14

what is ordinal data

Answer 14

it is rank order

Question 15

what is interval data

Answer 15

it goes by numbers and each number has the same distance betweeen each number

Question 16

what is ratio data

Answer 16

zero has a meaning. highest form of data

Question 17

what is random sampling

Answer 17

everyone has a chance of being chosen

Question 18

what is sampling error

Answer 18

difference between the mean values of the population and the mean values of the sample

Question 19

what is simple random sample

Answer 19

a subset of people from a random sample

Question 20

what is frequency distribution

Answer 20

a way to organize data

Question 21

histogram

Answer 21

continuous bars, the bars touch continuous data

Question 22

bar chart

Answer 22

discrete data, bars do not touch