Categorical data
. What is this called?
. .
. . .
. . . . . .
---------------------------------------------------------
Dot Plot
What is Quantitative data?
It is data that can be measured by statistical data or by counting
Define Mean
Data found when adding all the numbers then dividing by how many numbers there are
What is the descriptor for describing the middle 50% of the data set?
Interquartile range
What piece of information does a box plot provide?
The box plot provides the lowest value and the highest value from a set of data
If Kevin saw 9 eggs, Sam saw 7 eggs, Max saw 11 eggs, Bret saw 10 eggs, and Jacob saw 8 eggs. Who saw more eggs than Kevin but saw less eggs than Max?
Bret
What are some examples of qualitative data?
Documents, recordings, images, notes
Find Mean from numbers:
4,5,6,7,2
4.8
Find Range from:
4,8,5,3,8,
5
What is the abbreviation for upper and lower quartiles?
Q1 and Q2
If 6 people want to have blond hair, 7 people want an dark color, and 5 people want red hair. How many people are there in total?
18
What are some examples of Quantitative data?
Test, surveys, experiments, labs
Find Median from numbers:
6,4,9,2,7
6
Define Standard Deviation?
Standard Deviation is a statistic that measures the dispersion of a dataset relative to its mean
What is another name for box plot?
Whisker plot
How can you not graph catgorical data?
A. Pie chart
B. Histogram
c. Frequency bar charts
B. Histogram
.
. . . How many cars
. . . . Drove over 40mph
.____________________________
30 35 40 45 Speed(mph)
5
Define Mode?
The value that appears most often in a set of numbers
Sort the following numbers from least to greatest then find the IQR?
18,4,9,15,7,11
4,7,9,11,15,18
8
What is the range from Q1 to Q3 called?
Interquartile range
Data that can be collected can either be ___________ or numerical data
Categorical
What is the difference between Quantitative and qualitative data?
Quantitative data is information about quantities while Qualitative data is descriptive, and can be observed but not measured
Find Mean, Median, and Mode from:
2,7,0,1,3,7,8
Mean-4
Median-3
Mode- 7
What is the purpose for Quartiles?
Quartiles is a statistical term that describes a division of observations into four defined intervals
What is the 5 number summary?
Minimum, lower quartile, median, upper quartile, and max