Question

1. A circular spinner is divided into 13sectors of equal area. There are 2 red​ sectors,6...

1. A circular spinner is divided into 13sectors of equal area. There are 2 red​ sectors,6 ​blue, 2​yellow, and 3 green. Consider the experiment of spinning the spinner once. Find the probability that the spinner lands on blue or red.​(Type an integer or a simplified​ fraction.)

3. How many ways can4 people sit in a row of 7 ​chairs?

4.

Find P(B∩E)

directly from the table.

A

B

C

Totals

D

0.08

0.03

0.09

0.20

E

0.42

0.27

0.11

0.80

Totals

0.50

0.30

0.20

1.00

5.

An experiment consists of drawing 1 card from a standard​ 52-card deck. Let E be the event that the card drawn is a club.

Find​ P(E').

6.

The management of a​ company, a president and three ​vice-presidents, denoted by the set {P, V1, V2, V3​}

wish to select a committee of 2 people from among themselves. How many ways can this committee be​ formed? That​ is, how many

2​-person subsets can be formed from a set of 4

​people?

How many ways can a 2​-person committee be formed using the president and three ​vice-presidents?

Math   Statistics-And-Probability   
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