Mean, Median, Mode, Range
The mean, median, and mode of the numbers below are
5, 12, 4, 7, 7
What is...
Mean = 7
Median = 4
Mode = 7
Range = 8
Solve: How many ways can you pick the President, Vice President, Treasurer, and Media Sponsor from a group of 4 people?
What is 4P4 = 4! =4*3*2*1 = 24?
Solve: How many different way can you pick 4 toppings from a list of 10? (no repetition allowed.)
What is 10C4 = (10!)/4!(10-4)! = (10!)/(4!)(6!)= 210?
(2x+6)+(-5x+7)
What is -3x+13?
Evaluate f(3), given f(x)=4x
What is 12?
The mean, median, and mode of the numbers below are
7, 2, 5, 3, 3, 4
What is...
Mean = 4
Median = 3.5
Mode = 3
Range = 5
Solve: How many ways can you make a 4 digit passcode using the numbers 0-9?
What is 10P4 = 104 = 10,000?
Solve: How many different ways can you pick 8 people from a class of 20?
What is 20C8 =(20!)/8!(20-8)! = (20!)/(8!)(12!) = 125,970?
(2x2-7x+9)+(-3x2+4x-5)
What is -x2-3x+4?
Evaluate f(-3), given f(x)=x2-6
What is 3?
The median of the numbers is
14, 12, 17, 11, 10, 17
What is 13
Solve: How many ways can you arrange the letters in MISSISSIPPI if you only use 5 letters?
What is 11P5 = (11!)/(11-5)! = 55,440?
Solve: How many ways can you pick 4 captains from a class of 20 people?
What is 20C4= (20!)/4!(20-4)! = (20!)/(4!)(16!) = 4,845?
(4x-6)-(17x-10)
What is -13x+4?
If f(x)= 4x2-5x, what is f(-2)?
What is 26?
The median of the numbers below is
123, 73, 52, 85, 92, 100, 67, 16
What is 79?
Solve: How many different ways can you make a license plate with the first 3 characters being letters and the last 3 characters being digits? (you can repeat)
What is 26P3*10P3=263*103=17,576,000?
Solve: How many ways can you pick 3 toppings from a list of 15 if you can repeat?
What is 15C3 = (3+15-1)!/3!(15-1)! = 17!/3!14!= 680?
(3x3+10x2-4x-1) - (x3+7x2-5x-6)
What is 2x3+3x2+x+5?
Evaluate f(-3), given f(x)=5-3x2
What is -22?
The range of the numbers below is
34.6, 78.9, 99, 12.5, 87, 15.1, 12.5, 30, 78.9
What is 86.5?
Solve: How many different ways can you make a license plate with the first 3 characters being letters and the last 3 characters being digits? (you cannot repeat)
What is 26P3*10P3=[26!/(26-3)!][10!/(10-3)!] = 11,232,000?
Solve: How many different lottery combinations can you make from 30 numbers if you choose 4 and place the ball back each time?
What is 30C4 = (4+30-1)!/4!(30-1)! = 33!/4!29!=40,920?
(5x-3x2-2) - (-4x2+3x)
What is x2+2x-2?
If f(x)=x2 and g(x)= 5x, what is f(4)+g(-2)?
What is 6?