# Chapter 7 Review

## Quiz by Sara Gonzalez

### Our brand new solo games combine with your quiz, on the same screen

Correct quiz answers unlock more play!

22 questions
• Q1
Parameters describe the sample and statistics describe the population
True
False
30s
• Q2
What is a sample?
A selection of individuals from the population
The entire population
A mathematical formula
A collection of statistics
30s
• Q3
____________represent a number that describes the data from a sample
Statistic
Paramater
30s
• Q4
The sampling distribution graphs the results of multiple samples from the same population
True
False
30s
• Q5
What is a parameter?
A specific data point
A type of graph
The result of a survey
Any value that is speaking about or representing the population
30s
• Q6
Means tipically come from quantitative data while proportions usually come from categorical data
True
False
30s
• Q7
The Central Limit theorem says that if you increase the number of items in your sample then the shape will get narrower and more normal
True
False
30s
• Q8
What is a statistic?
The total sum of the sample
A description of a parameter
Any value that is speaking about or representing the sample
A mathematical equation
30s
• Q9
We check the conditions of a sample in order to know if the sample size is not biased.
True
False
30s
• Q10
If the conditions for normality fail then we cannot answer the question at all
True
False
30s
• Q11
A study of voting chose 500 registered voters at random shortly after an election. Of these, 75% said they had voted in the election. Election records show that only 58% of registered voters vote in any election. What is the population?
75% that said they had voted in the election
500 registered voters
58% of registered voters vote in any election
all registered voters
30s
• Q12
A study of voting chose 500 registered voters at random shortly after an election. Of these, 75% said they had voted in the election. Election records show that only 58% of registered voters vote in any election. What is the parameter?
500 registered voters
all registered voters
75% that said they had voted in the election
58% of registered voters vote in any election
30s
• Q13
A study of voting chose 500 registered voters at random shortly after an election. Of these, 75% said they had voted in the election. Election records show that only 58% of registered voters vote in any election. What is the sample?
all registered voters
75% that said they had voted in the election
500 registered voters
58% of registered voters vote in any election
30s
• Q14
A study of voting chose 500 registered voters at random shortly after an election. Of these, 75% said they had voted in the election. Election records show that only 58% of registered voters vote in any election. What is the statistic?
58% of registered voters vote in any election
all registered voters
75% that said they had voted in the election
500 registered voters
30s
• Q15
The math department at a school has 5 teachers. The ages of these teachers are 23, 34, 37, 42, and 58. Suppose you select a random sample of 4 teachers and calculate the sample minimum age. Which of the following shows the sampling distribution of the sample minimum age.
None of these
30s

Teachers give this quiz to your class