Data + Statistics
What is the mode of this data set?
14, 17, 21, 17, 19, 23, 17, 20, 22
17
Marcus has finished 9 of his 15 chores. What percent are left to complete?
40%
A store sells 6 cupcakes for $4.80. What is the price per cupcake?
$0.80
Write: 5 × 5 × 5 × 5 using an exponent
5⁴
Find the area of a parallelogram with base 10 cm and height 6 cm
10 × 6 = 60 cm²
What is the range of this data set?
11, 13, 18, 19, 25
25-11 = 14
A jacket that costs $50 is on sale for 25% off. What is the discount?
$12.50
There are 2 green marbles for every 5 red marbles. There are 35 marbles total. How many of each color?
Green = 10
Red = 25
Simplify: 15(x + 3) + 45
DOUBLE
15x + 90
What is the area of a triangle with base 16 ft and height 12 ft?
(16 × 12) ÷ 2 = 96 ft²
What is the median of this data set?
10, 12, 15, 15, 16, 18, 20
15
A pair of shoes is on sale for $72 after a 10% discount. What was the original price?
DOUBLE
$80
Complete the ratio table for Pack A
(Pencils:Markers = 3:2).
Pencils: 3, 6, 9
Markers: ?
2, 4, 6
Solve: 700 = k + 225
k = 475
Each bag of mulch covers 4 ft². How many bags are needed for 28 ft²?
28 ÷ 4 = 7 bags
What are the lower extreme and upper extreme of this data set?
9, 11, 13, 15, 18, 21, 24
Lower = 9
Upper = 24
A jug contains 80 fluid ounces of juice. How many cups is that? (1 cup = 8 oz)
10 cups
Complete the ratio table for Pack B
(Pencils:Markers = 5:4).
Markers: 4, 8, 12
Pencils: ?
5, 10, 15
k = 475
b = 30.4
If each bag costs $3.25, what is the total cost for 7 bags?
DOUBLE
7 × $3.25 = $22.75
10What are Q1 and Q3 for this data set?
6, 8, 10, 12, 14, 16, 18, 20, 22
DOUBLE
Q1 = 10
Q 3 = 18
A box of 40 pens costs $60. What is the price per pen and the cost of 5 pens?
$7.50
Which is the better deal:
6 apples for $4.80 or
8 apples for $6.00?
8 apples is better
Solve: 9k = 27
k = 3
Who is closest to sea level?
Gina: –3 ft, Leo: –1 ft, Omar: 2 ft, Mia: 4 ft
Leo (–1 ft)