8.5C, 8.11AB - STAAR REVIEW

Which scatterplot does NOT suggest a linear relationship between x and y?

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Tags

CCSS.8.F.A.3

Which scatterplot does NOT suggest a linear relationship between x and y?

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Tags

CCSS.8.F.A.3

Which scatterplot suggest a linear relationship between x and y?

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Tags

CCSS.8.F.A.3

Which scatterplot suggests a linear relationship between x and y?

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Tags

CCSS.8.F.A.3

The scatterplot shows the energy in watts and the light output in lumens per watt of several lightbulbs.

Which statement best describes the association between the energy and light output of these lightbulbs?

• As the energy increases, the light output increases.

• As the energy increases, the light output decreases.

• As the energy increases, the light output remains the same.

• There is no apparent association between the energy and light output.

Tags

CCSS.HSS.ID.B.5

The daily attendance at a bowling alley was recorded for 15 days. The scatterplot shows the number of lanes rented each day and the number of people who bowled that day.

Which statement is best supported by the scatterplot?

• There is a non-linear association between the number of lanes rented and the number of people who bowl.

• There is a negative linear association between the number of lanes rented and the number of people who bowl.

• There is no apparent association between the number of lanes rented and the number of people who bowl.

• There is a positive linear association between the number of lanes rented and the number of people who bowl.

Tags

CCSS.HSS.ID.B.5

Julie made 25 international long-distance phone calls to London last month. The scatterplot below shows the length and cost of each phone call she made.

Which conclusion is best supported by the scatterplot?

• As the length of a call increases, the cost of the call increases.

• As the length of a call increases, the cost of the call remains the same.

• As the length of a call increases, the cost of the call decreases.

• There is no relationship between the length of a call and the cost of a call.

Tags

CCSS.8.SP.A.1

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

Tags

CCSS.6.SP.B.5C

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

Tags

CCSS.6.SP.B.5C

The table shows the number of contacts six people each have stored in their cell phone.

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

• 71

• 24

• 4

• 13

Tags

CCSS.6.SP.B.5C