Statistics
Mrs. Johnson gives a survey to her homeroom class which has 21 students in it. Only 18 of them take the survey. What is the sample size of her survery?
18
What is 15.2 - 6.35?
8.85
What is 25 divided by 4?
6.25
What is 1/2 + 1/4?
3/4
What is 2/3 X 3/4? Simplify if necessary!
1/2
What is the mode of the data set?
12, 15, 13, 3, 9, 8, 16, 13, 17
13
What is the sum of 3.456 and 2.789?
6.245
What is the product of 4.8 x 0.6?
2.88
Subtract 3/5 from 4/5. What is the answer?
1/5
DAILY DOUBLE!!
Divide 5/6 by 2/3. What is the result? Your answer must be simplified and a mixed number.
1 1/4
What is the range and median of the data set?
8, 10, 15, 11, 7, 9, 10, 11
Range: 8
Median: 10
DAILY DOUBLE!!!
A mother gives birth to twins. The first twin weighs 4.89 pounds and the second twin weighs 5.3 pounds. How much do both twins weigh together rounded to the nearest tenth?
10.2 pounds
A box of Kraft mac & cheese costs $1.29 at Harris Teeter. If I want to buy 5 boxes, how much will it cost?
$6.45
DAILY DOUBLE!!! If you have 2/3 of a pizza and you eat 1/6, how much pizza is left?
3/6 = 1/2
Multiply 1 1/2 and 2/5. What is the product?
3/5
DAILY DOUBLE!!! What is Q1 and Q3 of the data set?
23, 17, 31, 42, 30, 29, 41, 32, 19
Q1: 21
Q3: 36.5
Subtract 5.25 from 8.75. What is the result?
3.5
What is 358.4 divided by 14?
25.6
Add 1 1/2 and 2 2/3. What is the total?
4 1/6
DAILY DOUBLE!!!
A recipe calls for 3/4 cup of sugar. If you want to make half the recipe, how much sugar do you need?
3/8 cup
What is the IQR of the data set?
4, 11, 8, 9, 15, 17, 12, 6, 5, 8, 10
6
A recipe requires 2.75 cups of flour. If you only have 1.5 cups, how much more do you need?
1.25 cups
A pack of 6 mini bottles of gatorade at Walmart costs $4.50. How much does each bottle cost?
$0.75 per bottle
DAILY DOUBLE!! If you have 3/4 of a chocolate bar and give away 1/3, how much do you have left?
5/12
What is 2 2/5 divided by 2 1/4? Simplify and write your answer as a mixed number!
1 1/15