The “M” Words
To find this, you add up all the numbers in a set and divide by how many there are.
The Mean
Melt in your mouth and not in your hands
M&Ms
Highest value minus the lowest value.
The range
Number of days in a leap year.
366
The common name for the normal curve.
The Bell Curve.
The exact middle number in an ordered list.
The Median
Fast-food chain known for the Big Mac
McDonald’s
Measure how “spread out” data is from the mean.
Standard deviation.
Which plant is known as the “Red Planet”?
Mars
% of data within 1 standard deviations.
68%
The number that appears most often.
The Mode
Main ingredient in guacamole.
Avocado
Standard deviation if everyone gets an 80%.
Zero
The capital city of USA.
Washington
% of data within 2 standard deviation
95%
Which “M” word equals 5 in (2, 2, 5, 7, 9)?
The Median
Soft drink original sold as a brain tonic.
Coca-Cola.
What is the range of (10, 20, 30, 40, 50)?
40
How many strings on a standard guitar?
6
If mean is 50 and standard deviation is 5, what is 1 standard deviation below?
45
In a normal curve, these three are all equal.
Mean, Median, Mode
What is inside a Boston Cream doughnut?
Custard.
Class A has a standard deviation of 3.2.
Class B has a standard deviation of 12.5.
Both classes have an average of 75% on their test. Which class has scores that are more “clustered” or ”consistent” around the average?
Class A
Developed the theory of relativity.
Albert Einstein.
True or False:
The curve never touches the x-axis.
True