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Chapter 12: Q18. (page 797)

A die is rolled twice. What is the probability of getting a 2 then a 3?

Short Answer

Expert verified

The probability of getting a 2 then a 3 is 136.

Step by step solution

01

Step 1. Probability.

Probability measures likelihood of an event to occur

02

Step 2. Rolling a die.

When a die is rolled twice, total number of combinations in the sample space are 36.2,3 appears only once in the possible combinations.

03

Step 3. Find the probability.

The probability of rolling a 2 then a 3 is given by

P=136

Therefore, the probability of getting a 2 then a 3 is 136.

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Most popular questions from this chapter

Identify each sample as biased or unbiased. Explain your reasoning.

A magazine publisher asks every tenth person at a fitness expo what magazines they have in their household.

Identify each sample, and suggest a population from which it was selected. Then classify the sample as simple, stratified, or systematic. Explain your reasoning.

A tanning salon sorts its responses to a survey by the home states of the respondents. Then they are sorted to select teenagers.

Evaluate the expression.

C10, 3

Choose the word or term that best completes the sentence.

Rolling one die and then another are (dependent, independent) events.

A local cable provider asked its subscribers how many television sets they had in their homes. The results of their survey are shown in the probability distribution.

x=Number of televisions

probability

1

0.18

2

0.36

3

0.34

4

0.08

5+

0.04

Show that the distribution is valid.
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