Math 1 Day 70 Central Tendencies

What does the mean represent in a set of numbers?

• the middle number
• the average number
• the number the appears most often
• the highest number

What does the median represent in a set of numbers?

• whatever number is in the middle of the list, regardless of the value of the numbers
• the number that represents the middle value in the set of numbers
• the number that appears most often
• the average number

What does the mode represent in a set of numbers?

• the middle number
• the average number
• the number the appears most often
• the highest number

True or False: The mean and the average are the same number.

• True
• False

If you take 5 quizzes and get scores of 95%, 95%, 80%, 85%, and 75%, how would you find your mean quiz score?

• Find the score that is in the middle.
• Add all the scores together and divide by the number of scores.
• Add 95 + 80 + 85 + 75 together and divide by 4.
• Identify the quiz score that appears most often.

How do you find the median of the set of numbers that are not listed in order, like 1, 2, 4, 3, 5, 3,6, 7, 8?

• Pick the number you see in the middle.
• Start crossing out at each end until you come to a number in the middle.
• Rewrite the numbers in order from lowest to highest first, then find the number in the middle.
• Pick the number that appears most often.

What is the mode of 3, 3, 4, 5, 10?

• 3
• 4
• 5
• 10

What is the median of 0, 1, 2, 6, 6?

• 2
• 3
• 5
• 6

Your basketball team plays 5 games.
Your team scores:
10 points in the first game,
3 points in the second game,
2 points in the third game,
5 points in the fourth game, and
0 points in the fifth game.
What was the mean number of points your team scored for all 5 games?

• 3 points
• 4 points
• 5 points
• 10 points

A play has 7 people with all different ages:
10, 10, 12, 14, 22, 13, and 24.
What is the median age of participants in the play?

• 14
• 10
• 13
• 15