Finding the Mean of a Data Set

Noah has 15 pieces of gum, Hannah has 10 pieces of gum, Carly has 13 pieces of gum, Demetius has 14 pieces of gum, and Matthew has 13 pieces of gum. How can they redistribute the gum so that they all have the same amount? Check all that apply.

• Noah should give away two pieces of gum

• Noah should be given two pieces of gum

• When fairly balanced everyone will have 13 pieces of gum

• Demetrius should give away one piece of gum

• When fairly balanced everyone will have 14 pieces of gum.

Tags

CCSS.3.OA.B.6

What is the mean of the data set?

17, 24, 26, 17

What is the mean of the data set?

85, 97, 84, 88, 95, 100, 88

• 19

• 83

• 88

• 91

Ayvion's test grades in his math class are 89, 94, 82, 84, and 98. What score must he make on his next test to have a mean test score of 90?

Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4

• 3.33
• 2.85
• 3
• 3.5

Tags

CCSS.4.MD.B.4

The table shows the attendance at the art show for the past week.

What does the attendance need to be on Saturday to have an average attendance for the week of 32 people per day?