Describing patterns of a distribution
What is the acronym used to describe the pattern of a distribution
SOCS
What is categorical variable
A categorical variable places an individual into one of several groups or categories
How do you find the IQR
Q3-Q1
Individuals
the objects described by a set of data. Individuals may be people, animals or things.
What room number is ms wagner
31
what does SOCS stand for?
Shape Outliers Center spread
What is quantitative variable
A quantitative variable takes numerical values for which arithmetic operations such as adding and averaging make sense.
how do you find the outliers
Q1-1.5(IQR)
Q3-1.5(IQR)
side by side bar graph
A bar graph that compares different groups, in one category, to one another.
What is the highest score you can get on the ap exam
5
What is a distribution?
The distribution of a variable tells us what values the variable takes and how often it takes these variables.
What are the quantitative variables?
Speed, hair color, height, number of pets
Speed and height
how do you find the standard deviation
s=√Σ(xi-x)2 / n-1
Unimodal
A distribution with a single, clearly defined, peak
How many multiple choice were on the ap exam
40
What are Outliers?
an individual observation that falls outside the overall pattern of the graph
On Amazon, the following information is available for a book: book price, shipping price, author, publisher, number of pages, number of reviews, and the weight of the book. Which if the following is the correct number of quantitative and categorical variables?
5 quantitative and 2 categorical
How do you find the mean
x̄= x1+x2+x3+...+xn / n
percentile
The pth percentile of a distribution is the value such that p percent of the observation fall at or below it.
What period was ap stats
7th
What are the three different shapes of a distribution
Left skewed, right skewed, and symmetric
How many of each variable type are being measured?
Will you be attending college?, what age are you graduating high school at?, what is your gender?, what is your graduating GPA?, and what is your phone number?
3 categorical variables and 2 quantitative variables
What graphs are used when exploring data
stem and leaf
box and whisker
histogram
Degrees of Freedom
Number of scores that can vary in the calculation of a statistic.
What was Mrs. Wagners first surgery of the year?
Jaw surgery