Algebra - Modules 12 and 13

Which observation is quantitative?

• It is 5 cm long
• It is smooth
• It looks red
• It is dry

According to the two-way table, a person who plays an instrument is most likely to:

• Not play an instrument
• Not play a team sport
• Play a team sport
• All of the above

How many total people were surveyed about what ice cream flavor they would pick?

• 107
• 92
• 70
• 269

How many people purchased no food and no drink?

• 60
• 10
• 20
• 200

What percent of the total population surveyed were electrical engineers that like math?

• 33.9%
• 48.6%
• 16.5%
• 21.7%

What percentage of males drive sports cars?

• 35%
• 16.25%
• 65%
• 25%

What percentage of SUV's are driven by women?

• 56.25%
• 75%
• 83.25%
• 86.5%

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase. 
• As the temperature increases, the number of visitors increases. 
• As the visitors increase, the temperature decreases. 
• No correlation

What does the value, r= -0.89, tell us about the linear relationship of two quantitative variables?

• Strong positive

• Weak positive

• Strong negative

• Weak negative

How do you find the median of a data set that has two middle numbers?

• You pick the higher middle number

• You pick the lower middle number

• Add the two middle numbers and divide it by 2

• Subtract the two middle numbers and divide by 2