Rayan Algebra Unit 6 Test

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10

• 13
• 12
• 11
• 10

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29
• 38
• 50
• 145

To find the _________ you add up all the numbers and then divide by how many numbers you have.

• Mean
• Median
• Mode
• Range

To find the ______ you put all numbers in order from least to greatest and then take the largest number minus the smallest number.

• Mean
• Median
• Mode
• Range

To find the ________ you put all numbers in order from least to greatest and find the number that is in the middle.

• Mean
• Median
• Mode
• Range

Find the median.
12, 5, 9, 18, 22, 25, 5

• 9
• 8
• 12
• 18

Mode:
0   1   1   2   3   4

• 1
• 2
• 3
• 4

What shape is a normal distribution curve?

• Half curve
• Round curve
• Bell curve
• Square curve

If this is the graph of data normally distributed with a mean of 30 and a standard deviation of 5, what label (number) is written at the blue circle?

• 20

• 15

• 40

• 30

If this is the graph of data normally distributed with a mean of 30 and a standard deviation of 5, what label (number) is written at the blue circle?

• 40

• 35

• 45

• 50