Shapes
What is the area of a triangle with a base of 5 feet and a height of 20 feet?
50 square feet
What are the odds that, if you flip a coin, it will land on heads?
1/2
What is the mean of these numbers?
2 3 5 5 5
4
How do you find the mean of a data set?
Add up all the numbers and divide by how many numbers there are.
What is 12 times 7?
84
What is the perimeter of a 5 by 5 square?
20
What are the odds that, if you flip a coin twice, it will land heads on the first time and tails on the second time?
1/4
What is the MAD of these numbers?
2 3 5 5 5
6/5
How do you find the MAD of a data set?
Add up all the distances from the mean and divide by how many numbers there are.
What is 9 times -8?
-72
What is the radius of a circle that has a diameter of 12 feet?
6 feet
What are the odds that, if you roll a six-sided die twice, you will get a 1 on the first roll and an even number on the second roll?
1/12
What is the mean of these numbers?
4 5 5 5 6 7 5 4 5 4
5
How can you find a random sample?
a) Rolling dice
b) Drawing sticks
c) Using a computer program
What is -48 divided by -6?
8
What is the area of a circle that has a diameter of 12 feet?
113.04 square feet
What are the odds that, if you roll a twelve-sided die twice, you will get a 10 on the first roll and a number greater than 10 on the second roll?
1/72
What is the MAD of these numbers?
4 5 5 5 6 7 5 4 5 4
6/10
How can you find the mean in Google Sheets?
=average()
What is 5 squared?
25
What is the surface area of a cylinder that has a height of 10 feet and a diameter of 10 feet?
471 square feet
What are the odds that, if you roll two twelve-sided dice, you get one 8 and one 1?
2/144 (= 1/72)
What does the mean tell us to expect about our data?
Use the words EXPECT, MOST, and CLOSE TO in your answer.
We EXPECT that MOST numbers in our data set are CLOSE TO the mean.
How can you find the MAD in Google Sheets?
=avedev()
What is -(-(-(-7))) + 4?