MAD and Cost of College TEKS 8.11B & 8.12G

The list shows the heights of 6 students in inches.

63, 70, 68, 73, 58, 67

What is the mean absolute deviation for these numbers?

• 24

• 66.5

• 4

• 67.5

The list shows the number of songs that five students each downloaded last week.

32, 43, 38, 28, 51

What is the mean absolute deviation of the numbers in the list?

• 34.4

• 6.88

• 38.4

• 7.68

What is the mean absolute deviation for this set of data?

• 71

• 24

• 4

• 13

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The total cost of attending a state university is $19,700 for the first year. A student's grandparents will pay half of this cost. An athletic scholarship will pay another $5,000. Which amount is closest to the minimum that the student will need to save every month in order to pay off the remaining cost at the end of 12 months?

• $404.17

• $612.50

• $820.83

• $1029.17

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.NS.B.3

An eighth grade student estimated that she needs $8,800 for tuition and fees for each year of college. The student wants to have enough money saved in five years to pay for her first two years of college. Based on the table, what is the minimum amount she should deposit in the savings account every month?

• $200

• $300

• $100

• $400

Alejandra and her family are discussing how to pay for her college education. The cost of tuition at the college Alejandra wants to attend is $9,000 per year. Alejandra's parents will pay 85% of the tuition cost every year, and she will pay the rest. Alejandra has one year to save enough money to attend her first year of college. What is the minimum amount of money she should save every month in order to reach her goal?

• $637.50

• $1,350.00

• $112.50

• $28.12

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.NS.B.3

CCSS.6.RP.A.3

Tuition for one year at a state university is about $13,000. Devon would like to attend this university and will save money each month for the next 4 years. His parents will give him $5,200 for his first year of tuition. Which plan shows the minimum amount of money Devon must save to have enough money to pay for his first year of tuition?

• Save $108.33 per month for the next 4 years

• Save $162.50 per month for the next 4 years

• Save $650.00 per month for the next 4 years

• Save $270.83 per month for the next 4 years

What was the mean absolute deviation of the number of minutes Mira practiced each day?

• 4.0

• 4.4

• 4.6

• 4.9

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What was the mean absolute deviation of the number of sit-ups?

• 0

• 1.12

• 1.48

• 2.96

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What was the mean absolute deviation of the number of visitors each day?

• 8.76

• 11.36

• 16.8

• 17.52