WorksheetsData Analysis Part 1
Total questions: 15
Worksheet time: 8mins
data collected from part of a population
population
sample
data
survey
any computer program or calculator that can generate numbers such that each number has an equal chance of occurring each time
sample
random sample
data
random number generator
the entire set of items from which data can be selected
survey
population
random sample
random number table
a method of collecting information about a certain group of people by asking a question or set of questions
survey
results
population
sample
the facts or numbers gathered by a survey
population
survey
data
random
this is selected from a population so that every member of the population has the same chance of being selected
sample
data
survey
random sample
If there are 52 teachers at MGM and 15 teachers are surveyed, what is the sample size?
15
teachers
MGM teachers
52
If there are 52 teachers at MGM and 15 teachers are surveyed, what is the population?
15
teachers
MGM teachers
52
There are 25 students in Ms. Fischer's 3rd period class. 10 students take a survey. What is the population?
7th grade MGM students
Ms. Fischer's 3rd period class
25
10
Random Sample or NOT a Random Sample? Dean Powell gives a survey to 10 people in line at lunch.
NOT a Random Sample
Random Sample
Random Sample or NOT?
Mr. Rogers chooses 3 names from a box containing a list of my 1st period class to participate in a survey.
NOT a Random Sample
Random Sample
Find the mean of the following numbers. 5, 4, 10, 5, 1
5
4
3,5
10
Find the mode of the following numbers. 5, 4, 10, 5, 1
5
4
There is no mode.
10
Find the median of the following numbers. 5, 4, 10, 5, 1
5
4
There is no median.
10
Your teacher is using a random number table to choose student numbers that are from 01 to 25. She picks the number 13 twice. What do you do if you pick a number twice?
The person gets another prize
skip the number
Choose 14 since it's the next whole number
