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9th Edition

David R. Anderson + 4 others

Publisher: South-Western College Pub

ISBN: 9780357045435

Chapter 5.5, Problem 31E

Textbook Problem

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Consider a binomial experiment with two trials and *p =* .4.

- a. Draw a tree diagram for this experiment (see Figure 5.3).
- b. Compute the probability of one success,
*f*(1). - c. Compute
*f*(0). - d. Compute
*f*(2). - e. Compute the probability of at least one success.
- f. Compute the expected value, variance, and standard deviation.

**a.**

To determine

Draw a tree diagram for the experiment.

**Calculation:**

The binomial experiment with two trials with

*Tree diagram:*

A tree diagram can be used for organizing and summarizing the possible outcomes of an experiment and their probabilities

**b.**

To determine

Compute the probability of one success,

**c.**

To determine

Compute the probability of zero success,

**d.**

To determine

Compute the probability of two success,

**e.**

To determine

Find the probability of at least one success.

**f.**

To determine

Find the expected value, variance, and standard deviation.

Essentials Of Statistics For Business & Economics

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