Categorical Data
In a right skewed distribution, which value will be smaller, mean or median?
median
order: mode, median, mean
How do you calculate the IQR?
Q3-Q1
Find the IQR for the following distribution.
3
Cal Poly Pomona
__________ is who or what we are obtaining the data from.
Individuals.
You can use a dotplot, stemplot, or histogram to show the distribution of a _____________ variable.
The five number summary for a box plot include:
Minimum, Q1, Q2, Q3, Max
Which box plot has the smallest IQR?

S-high concentration
hint: (mexican candy name)
Duvalin
The following are examples of which type of data?
age, scores on a test, number of siblings, number of concerts attended
Quantitative
What are the four ways you can describe a distribution?
Shape
Center
Variability
Outliers
How much of the data is below Q3?
75 percent ( 3/4 of the data)
The bar chart represents how much money each of of 136 students have in their possession. In what interval is the median located?
is the median located?
The median is located between $10-$20.
11
Give 4 examples of Categorical Data.
Which of the following distribution has a smaller standard deviation? Blue or Orange bar chart?

Blue
Which measure of center and variability are not resistant to outliers?
hint: there are 3, if you answer 2/3 you get the points.
What percentage of data points are greater than 42?

20%
I won free ________ for a year.
Canes
Scores on a test between:
0-50
51-100
In a statistics class with 136 students, the professor records how much money (in dollars) each student has in his or her possession during the first class of the semester. The histogram shows the data that were collected.

C) approximately 45%
Is there any lower outliers in the following data set?
A summary statistics is provided. 
Yes 73 and 76 are low outliers.
Find the five summary for Brand Y.
Min=17
Q1=42
Q2=43
Q3=45
Max=50
My favorite band is ___________.
Chicano Batman