Unit 5 District assessment

Which relation is a function?

Tags

CCSS.8.F.A.1

Identify the domain of the relation.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Identify the range of the relation.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

The table shows the age and heights of six children.

Do the data show a positive or a negative correlation?

Tags

CCSS.HSF-LE.A.1B

Which linear function models the relationship between the number of hours worked, t, and his total pay P(t)?

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which is a reasonable domain for the function?

Jack works from 2:30 P.M. to 7:00 P.M.

How much would he earn?

Tags

CCSS.7.EE.B.3

Alani receives a collection of coins from her mother as a gift. She wants to start collecting coins. She projects the total number of coins she believes she will own over the next five years and graphs the results.

The graph shows the relationship between the number of coins Alani

believes she will own and the amount of time she thinks it will take to

acquire them.

What do you expect Alani to predict after six years?

• 80

• 85

• 90

• 95

Tags

CCSS.HSF.IF.A.2

What kind of association does this graph show?

• positive

• negative

• none

Tags

CCSS.HSS.ID.B.5

What is the domain of this function?

• Any number

• All integers

• positive whole numbers