Quiz about Conditional Two Way Tables

Question 1

How many males that were surveyed prefer basketball?

Accepted Answer

15

Answer

13

Answer

20

Answer

48

Question 2

How many females that were surveyed prefer football?

Accepted Answer

13

Answer

23

Answer

16

Answer

52

Question 3

How many total people prefer baseball?

Accepted Answer

36

Answer

31

Answer

33

Answer

100

Question 4

How many total people prefer football?

Accepted Answer

33

Answer

36

Answer

31

Answer

100

Question 5

What is the JOINT relative frequency of a female preferring basketball (take the inner cell divided by the grand total)?

Accepted Answer

16%

Answer

31%

Answer

100%

Answer

52%

Question 6

What is the MARGINAL relative frequency males surveyed (take the margin total divided by the grand total)?

Accepted Answer

48%

Answer

52%

Answer

36%

Answer

31%

Question 7

What is the MARGINAL relative frequency people who preferred basketball (take the margin total divided by the grand total)?

Accepted Answer

31%

Answer

52%

Answer

48%

Answer

36%

Question 8

Matthew has a collection of marbles. What is the probability that a randomly selected marble is green given that the marble is striped?

Accepted Answer

$$\frac{4}{27}$$

Answer

$$\frac{2}{9}$$

Answer

$$\frac{2}{3}$$

Answer

$$\frac{61}{107}$$

Question 9

The following table summarizes students who participated in fundraising. What is the probability that a student is male given that they did not participate in fundraising?

Accepted Answer

$$\frac{15}{26}$$

Answer

$$\frac{11}{40}$$

Answer

$$\frac{13}{33}$$

Answer

$$\frac{1}{12}$$

Question 10

100 adults were surveyed on which sport they like to watch on TV. The data is displayed on the two-way table.

An adult is chosen at random. Find the probability that the adult chose basketball, given that they were female.

Accepted Answer

$$\frac{16}{73}$$

Answer

$$\frac{15}{60}$$

Answer

$$\frac{11}{73}$$

Answer

$$\frac{45}{60}$$

Question 11

What is the probability that the person picked will be a boy given they speak german?

Accepted Answer

.7273

Answer

.4

Answer

.16

Answer

.22

Conditional Two Way Tables

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