Algebra 1 STAAR Thursday - 11/29

Based on the scatterplot, what is the best prediction of the average amount of money spent on groceries for a household that has 7 people?

• $240

• $190

• $210

• $300

Mr. Wilkins deposited $2,500 in a new account at his bank. The bank pays 6.5% interest compounded annually on this account. Mr. Wilkins makes no additional deposits or withdrawals. Which amount is closest to the balance of the account at the end of 2 years?

• $2,835.56

• $2,513.00

• $2,662.50

• $2,825.00

Tags

CCSS.HSF-LE.A.1C

Based on the scatterplot, what is the best prediction of the resting heart rate, in beats per minute, of a person who exercises an average of 8 hours each week?

• 30 beats per minute

• 50 beats per minute

• 55 beats per minute

• 60 beats per minute

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.

Based on the scatterplot, what is the best prediction of the average number of hours a person spends at work every week if that person spends an average of 10 hours on recreational activities every week?

• 33 h

• 85 h

• 50 h

• 65 h

• 
• 
• 
• 

• -4

• 4

• -5

• -1

Tags

CCSS.HSF-IF.C.7A

• x=2

• y=6

• x=0

• y=4

Tags

CCSS.HSF-IF.C.7A

• 3

• -3

• 1/3

• -1/3

Tags

CCSS.8.EE.A.2

Which equation is represented by the table?

• y = 3x - 7
• y  = -3x - 1
• y  = -3x + 5
• y = -6x + 5