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Introductory Statistics

Barbara Illowsky, Susan Dean

$Math Studyset Vaia Explanations$ Math

OER 2018 Edition · 902 pages

ISBN: 9781938168208

Chapter 3: Q. 31 (page 217)

Write the symbols for the probability that a player is an infielder or is not a great hitter.

Short Answer

Expert verified

The symbols $P [I U N]$ that indicate if a player is an infielder or a poor hitter.

Step by step solution

01

Given

The following information is provided in the given question:

There are infielders and outfielders on a baseball team. Some players are excellent hitters, while others are not so good.

02

Explanation

The question asks you to write the symbols for an infielder or a player who isn't a terrific hitter.

As we can see, it is talking about "OR." In such case, we use the symbol "Union," which is denoted as "

U

", which signifies that it is present in either event I or event N, or both.

WeutilizeaformulatodetermineprobabilitiessuchasP[IUN].

P [A \cup B] = P (A) + P (B) - P (A \cap B)

A and B are two separate occurrences.

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Most popular questions from this chapter

Suppose that one person from the study is randomly selected. Find the probability that person smoked $11 t o 20$ cigarettes per day

Use the following information to answer the next six exercises. There are $23$ countries in North America, $12$ countries in

South America, $47$ countries in Europe, $44$ countries in Asia, $54$ countries in Africa, and $14$ in Oceania (Pacific Ocean

region).

Let A = the event that a country is in Asia.

Let E = the event that a country is in Europe.

Let F = the event that a country is in Africa.

Let N = the event that a country is in North America.

Let O = the event that a country is in Oceania.

Let S = the event that a country is in South America.

Find P(F).

Use the following information to answer the next $12$ exercises. The graph shown is based on more than $1, 70, 000$ interviews done by Gallup that took place from January through December $2012$ . The sample consists of employed Americans $18$ years of age or older. The Emotional Health Index Scores are the sample space. We randomly sample one Emotional Health Index Score.

Compute the average EHIS.

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Use the following information to answer the next six exercises. There are $23$ countries in North America, $12$ countries in

South America, $47$ countries in Europe, $44$ countries in Asia, $54$ countries in Africa, and $14$ in Oceania (Pacific Ocean

region).

Let A = the event that a country is in Asia.

Let E = the event that a country is in Europe.

Let F = the event that a country is in Africa.

Let N = the event that a country is in North America.

Let O = the event that a country is in Oceania.

Let S = the event that a country is in South America.

Find P(O).

See all solutions

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