2. Warm Up: Get ready for your quiz
Grab a calculator.
Make sure your MAD HW, Practice A, and writing assignment is turned in.
Quiz Topics
Dot Plots
Histogram
Frequency Table
Box plot (5-NUMBER SUMMARY)
Mean, median, Mode, and Range
Interquartile Range (IQR)
Mean Absolute Deviation (MAD)

3. Quiz: You must show all your work
DOT PLOT
Interquartile Range (IQR)
FREQUENCY TABLE
MEAN ABSOLUTE DEVIATION (MAD)
HISTOGRAM
5- NUMBER SUMMARY
BOX PLOT
OUTLIER
MINIMUM Q1 Q2 Q3
MAX
MEAN
MEDIAN
MODE
RANGE
Round to the nearest tenth.
There is more than one mode.
Once you are done turn it into the white bucket.

4. Warm Up How many people took the survey? How many students likes tap?
How many students likes ballet?
How many students like tap and ballet?

5. Two Way Table Components
Marginal Relative Frequencies
Joint Relative Frequencies
Conditional Relative Frequencies

6. Joint and Marginal Frequencies
How many people took the survey?
What percentage of students likes tap?
What percentage of students likes ballet?
What percentage of students like tap and ballet?

7. Conditional Relative Frequencies
Out of people who do not like ballet, what percentage of students likes tap?
Out of people who like ballet, what percentage of students likes tap?

8. Pop Quiz Yes Driver’s License No Driver's License Yes Job 9 3 No Job 85
How many people are in the survey?
What percentage of students have a job?
What percentage of students have a job and a driver’s license?
Out of the people who have a driver’s license, what percentage of students have a job?

9. Pop Quiz Yes Driver’s License No Driver's License Yes Job 9 3 No Job 85
How many people are in the survey?
What percentage of students have a job?
What percentage of students have a job and a driver’s license?
Out of the people who have a driver’s license, what percentage of students have a job?

10. Class Data
In your group, you will create a two way table for the class.
You will need two separate categories
Possible categories:
Gender ___________ ___________
Book bag: _______ _________ __________
Create 2 questions about marginal relative frequency. (with answer)
Create 2 questions about joint relative frequency. (with answer)
Create 2 questions about conditional relative frequency. (with answer)

11. Warm Up: Pick up sheet from the front. You will need a calculator.
Female
Male
Job
160
200
No Job
115 25
Label each question with conditional, marginal, or joint relative frequency. Determine the answer. Round to the nearest tenth.
If a person is a female, what is the percentage of her having a job?
If a person has a job, what is the probability of the person being female?
What is the probability of being male and having a job?
What is the percentage of being a female and having a job?
What is the probability of being female?
What is the probability of having a job?

12. Exit Ticket Female Male Job .32 .40 No Job .23 .05
There are 500 students in the class and above is the joint relative frequencies.
What percentage of students are female?
How many students are female and have a job?
How many students have a job?
How many students are female?
% students