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WorksheetsPopulation and Samples
Total questions: 15
Worksheet time: 22mins
____________ is an entire group of something from which data can be collected
sample
population
stratified sample
random sample
________ a subset of the population
sample
population
biased sample
stratified sample
___________ a sample that is not representative of the population
stratified sample
systematic sample
sample
biased sample
______________ is a sampling method in which every member of the population has an equal chance of being chosen
stratified
systematic
random
representitive
______________ a sample of that has been divided into subgroups and whose members have been chosen at random from the subgroups
random
simplified
stratified
systematic
_______________ is a sample of the population that has been selected using a pattern, rule, or formula
biased
representative
systematic
stratified
___________ is a sample of the population that has the same characteristics as the population
stratified
systematic
biased
representitive
average
median
mean
mode
middle (once data is in numerical order)
mean
mode
median
the piece of data that occurs most
median
mode
mean
If 4 out of 30 students preferred vanilla in their grade, how many students would not prefer vanilla if 90 students were surveyed?
12 students
78 students
76 students
7 students
If 9 out of 30 students liked cookies and cream, how many students would prefer cookies and cream if 180 students were surveyed?
126 students
54 students
20 students
120 students
A toy store owner is tracking how much kids spend each month on toys.
Which choice best represents a population?
226 boys and girls in the toy store
all the kids that bought toys
230 rich kids
261 boys ages 7-15
A musician wanted to see what people who bought his last album thought about the songs.
Which best represents a sample?
every person from ages 5-12 who bought the album
a selection of 9630 people who bought the album
268 girls that bought the album
every person that bought the album
A principal wants to see which subject the 500 students in his school liked best.
Which choice best represents a sample
the girls in the school
everyone in the school
the first 86 students that come into the school
the students in 3rd grade
