Lesson 9 TwoWay Streets Practice Understanding
Write the explicit linear function for the given information.
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Mike earns
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Here is the data from Mr. Austin’s
1st Period Math  2nd Period Math  3rd Period Math 


7.
Make a twoway frequency table showing how many students passed the quiz and how many students failed the quiz in each period.
Shade the cells containing the joint frequency numbers in the table. The unshaded numbers are the marginal frequencies.
1st Period  2nd Period  3rd Period  Total  

Passed  
Failed  
Total 
8.
If Mr. Austin wanted to see how many students in all
9.
If Mr. Austin wanted to write a ratio of the number of passing students compared with the number of failing students for each period, where would he find the numbers he would need to do this?
For each twoway table, create the indicated relative frequency table, and provide two observations with regard to the data.
10.
This table represents survey results from a sample of students regarding mode of transportation to and from school.
Walk  Bike  Carpool  Bus  Total  

Boys  
Girls  
Total 
Create the relative frequency of column table. Then, write two observations about the data in the table.
Walk  Bike  Carpool  Bus  Total  

Boys  
Girls  
Total 
11.
The twoway table contains survey data regarding family size and pet ownership.
No Pets  Own One Pet  More than One Pet  Total  

Families of  
Families of  
Total 
Create the relative frequency of row table. Then, write two observations about the data in the table.
No Pets  Own One Pet  More than One Pet  Total  

Families of  
Families of  
Total 
12.
The twoway table below contains survey data about boys’ and girls’ shoes.
Athletic Shoes  Boots  Dress Shoes  Total  

Girls  
Boys  
Total 
Create the relative frequency of whole table. Then provide two observation statements.
Athletic Shoes  Boots  Dress Shoes  Total  

Girls  
Boys  
Total 
For each set of data determine the mean, median, range, and standard deviation. Then create a boxandwhisker plot.
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How do the data sets in problems 10 and 11 compare to one another?
For each set of data determine the mean, median, range, and standard deviation. Then create a histogram with a bin width of
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How do the data sets in problems 13 and 14 compare to one another?