Two-Way Tables PSSA Prep

A quiz competition was held for grade 8 students. In the first round, 75 contestants were given a quiz. They were able to move on to the second round if they answered enough questions correctly.

How many grade 8 males did not advance to the second round?

• 19

• 20

• 55

• 32

The table shows the number of students in two classes who either ride the bus or ride in a car to school.

Approximately what percent of the students ride a car to school?

• 21%

• 36%

• 58%

• 62%

Some adults and teens were asked whether they think dogs should be allowed on public beaches. The results are in the two-way frequency table shown.

What are the values of a, b, and c?

• a = 289

  b = 236

  c = 120

• a = 49

  b = 102

  c = 120

• a = 31

  b = 84

  c = 120

• a = 31

  b = 84

  c = 14

Using the table, which ratio represents the relative frequency of adults who think it is safe to text while walking?

• 120/150

• 33/150

• 33/120

• 87/120

What type of relationship does the scatter plot show?

• Positive linear correlation

• Negative linear correlation

• No correlation

• Positive nonlinear correlation

What type of relationship does the scatter plot show?

• Positive linear correlation

• Negative linear correlation

• No correlation

• Positive nonlinear correlation