9.3 - Two-Way Tables Obj: To read and create two-way tables to represent data

Problems of the DAY Limousine Rental Prices

1.) Write an equation for the line of fit. 2.) Interpret the slope and y-intercept 3.) How much would it cost to rent a limo for 2000 miles? 4.) How far could you rent the limo for if you had $300?

Two

b y Ta - Wa

les

1.) What is the group that was surveyed to gather this data?

Two-Way Tables are used to display two categories of data gathered from the same source

Joint Frequency:

2.) What are the two "categories" (questions) the group was asked? 3.) How many students studied and passed? 4.) How many students did not study and passed? 5.) What category did most students fall into? Which category had the least amount of students in it?

Percent 1.) What fraction of students studied for the test? Percent 2.) What fraction of students who did not study, failed the test? How many students studied for the test?

"of"

Percent 3.) What fraction of students who passed the test, did not study?

Marginal Frequencies:

YOU TRY!!!!

Use the two-way table to answer the questions below

1.) What percent of the students are between 16 and 17?

YOU TRY!!!!

2.) What percent of students who do not ride the bus are older than 13?

3.) What percent of 12-13 year olds ride the bus?

Try Activity 1 on Pgs 193 and 194. MAKE SURE TO READ THE INSTRUCTIONS. Ask me if you are unsure what to do for Part D

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g n i t r ea

a

a W o Tw

e l b a yT

ce Per

nts

Converting Fractions to Percents

PE R CE NTS 23 7 22

8

30

1.) What fraction of students studied for the test? Percen 2.) What fraction of students who did not study, t failed the test? Percen t 3.) What fraction of students who passed the test, did not study? Percen t

YOU TRY!!!!

Use the two-way table to answer the questions below

1.) What percent of the students are between 16 and 17?

2.) What percent of students who do not ride the bus are older than 13?

3.) What percent of 12-13 year olds ride the bus?

Homework: Puzzle 9.3