Unit 4A Quiz Review

If you score 76, 85, 97, and 83 on your math tests, what would your median score be? 

• 84
• 90
• 85
• 88

Find the mean of these numbers:
5, 11, 2, 12, 4, 2

• 4.1
• 6
• 4.5
• 4

What is the mode?

• The average
• The number that appears most often.
• The largest number - the smallest number
• The number in the middle.

What is the median?

• The number in the middle when the numbers are in order from least to greatest.

• The difference between the largest and smallest number.

• The average

• The number that appears most often.

A data set can have more than one mode

• True
• False

When you are trying to find the MEDIAN of a set of data and 2 numbers are left in the middle after putting them in order from least to greatest, what do you do?

• List both of the numbers as the Median.
• Add the two numbers together and divide by 2.
• Pick the one that you want.
• Subtract the two numbers.

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

• 99 was the highest score on the test.
• More students received a 94 than any other score
• No student scored below a 50
• A score of 91 was slightly below average.

What is an outlier?

• A value that is much less or much greater than the other values in a data set.
• The difference between the upper and lower quartiles of a data set.
• The mean of the distances from each data value in a set to the mean of a set.
• The difference between the greatest and least numbers in a data set.

Find the mean giraffe heights.

• 15

• 15.5

• 15.7

• 28.2

What is the minimum value?

• 64
• 58
• 66
• 60