Data, Probability, & Statistical Reasoning
The data set is: 12, 15, 18, 21, 24
Find the mean
18
Convert 2.5 meters to centimeters
(1 meter = 100 centimeters)
250
Round 4.768 to the nearest tenth
4.8
What is the next number: 5, 10, 20, 40, ___
80
In the number 4.582, the digit 5 is in the tenths place.
What is its value?
0.5
A bag has 6 red, 4 blue, and 5 green marbles.
What is the probability of NOT picking green?
(Remember to SIMPLIFY!)
2/3
Find the volume of a prism: 6 × 4 × 3
72 cubic units
Add: 3.45 + 2.7
6.15
Write an expression: “3 less than twice a number n”
2n - 3
In 6.48, compare the value of the 4 and the 8.
How many times greater is the 4 than the 8?
5 times
Data set: 8, 10, 10, 12, 14, 16
Find the median and range
Median: 11
Range: 8
If point A is at (3,4) and point B is at (3,8).
What is the distance between the points?
4 units
Multiply: 2.4 × 3.5
8.4
4 x n = 36
n = 9
n = 9
Point A is located at (6, 2).
What does each number represent?
6 = x-coordinate
2 = y-coordinate
A line plot shows lengths: 1/2, 1/2, 3/4, 3/4, 3/4, 1
What is the total length of all data?
3 1/4
A rectangular prism has volume 96 cubic units.
Base = 8 × 3
Find the height
4 units
Divide: 6.3 ÷ 0.7
9
6 + 3 × (8 - 5)²
33
A rectangular prism has dimensions 8 × 3 × 5.
Find the volume
120 cubic cm
A data set has a mean of 20. A new value of 50 is added.
Will the mean increase, decrease, or stay the same?
Increase
A box is 2 × 3 × 10 and another is 5 × 3 × 4.
Which has greater volume and by how much?
The volumes are both 60, so they are equal
A student buys 3 notebooks for $2.45 each and pays with $10.
How much change do they receive?
$2.65
x y
2 7
4 11
6 15
What is the corresponding relationship rule?
y = 2x + 3
5 + 4 × (6 + 2)² − 10
251