FORMULAS
What is the Area of a Triangle?
1/2 Base * Height
Define Mode
Most Common
P(8, 2)
8*7 = 56
What is the distance across the center of a circle called?
Diameter
What is roughly the worlds population
7.5 Billion
Sum of the parts / Total # of parts
Define a Simple Random Sample
What is the Median of the following set of numbers?
{2, 7, 19, 24, 29, 31, 31, 43}
26.5
What is Pi and name one thing it is used for?
3.14
When is Mr. Fish's kid due?
December
What is area of a circle formula?
A = Pi * r2
Define Theoretical Probability
What "Should" happen
P(10, 4)
5040
What type of Triangle has all three sides that are the same length?
Equilateral
On a fair coin, what is the Probability you Flip heads exactly 3 times in a row?
1/8 = 12.5%
What is the formula for the circumference of a circle?
C = 2*Pi*r
Define Permutation
A combination in which the order is important
Find the Mean:
{26, 21, 14, 27, 14, 23, 32}
22.42
How would you find the surface area of a rectangular prism? Ex: a Dice.
Add up every face.
Draw an Example of Vertical Angles
See graph
What is the Volume of a Rectangular Pyramid
V = 1/3 (l*w*h)
Define Bias
When you affect or attempt to change someones opinion
There are 3 red marbles, 4 blue marbles, 2 green marbles, and 1 orange marble in a bag. What is the probability you draw a blue marble first, and the a green marble without replacement?
8/90 = 8.8%
What is a composite Figure?
More than one figure put together.
What type of sample would you Volunteer to respond to?
Self Selected Sample