8th Grade EOG Retest (Scatterplots, Analyze Graphs, Volume, Eq)

The data have a ​ (a)   ​ association because as depth increases, temperature ​​ (b)   .

• negative
• positive
• decreases
• increases
• remains constant

The scatter plot shows a mostly ​ (a)   linear association, and there ​ (b)   in the data.

• negative
• positive
• is one outlier
• are no outliers
• are several outliers

Which statement best describes the correlation between x and y?

• low positive

• high positive

• low negative

• high negative

Which statement best describes the correlation between x and y?

• low positive

• high positive

• low negative

• high negative

How many bacteria were present when t = 2 hours?

• 200

• 400

• 800

• 1600

In the warm-up phase, the output production of a machine increased at a steady rate. It then began producing at a constant rate. When it neared production goal, it automatically decreased the production rate as it cooled off. Which graph best represents the relationship between the production (p) as a function of time (t)?

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• 
• 
• 

An elevator ascended from the ground floor to the 10th floor of a building in 24 seconds at a constant rate. The elevator doors opened and closed. It then descended to the ground floor at the same rate. Which graph best represents the distance the elevator traveled in 1 minute?

• 
• 
• 
• 

The value of a sculpture steadily increased for several years and then dropped sharply. It then continued to remain at its lowest value. Which graph best represents the value of the sculpture over these years?

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• 
• 
• 

Carrie opened a savings account with $200. Every month she deposited $50. Complete the linear function, where y represents the amount of money in the account after x months.

y = ​ (a)   x + ​​ (b)  

• 250
• 50
• 100
• 150
• 200

Which equation has a slope of -2 and passes through the point (1, -6)?