# Bernoulli, part 2. Can we use probability models based on Bernoulli trials to investigate the following situations?

## Question:

Bernoulli, part 2.

Can we use probability models based on Bernoulli trials to investigate the following situations?

Explain.

**a)** You survey 500 potential customers to determine their color preference.

**b)** A manufacturer recalls a doll because about 3% have buttons that are not properly attached. Customers return 37 of these dolls to the local toy store. How likely are they to find any buttons not properly attached?

**c)** A city council of 11 Republicans and 8 Democrats picks a committee of 4 at random. How likely are they to choose all Democrats?

**d)** An executive reads that 74% of employees in his industry are dissatisfied with their jobs. How many dissatisfied employees can he expect to find among the 481 employees in his company?

## Step by Step Answer:

**Related Book For**

## Business Statistics

**ISBN:** 9781292269313

4th Global Edition

**Authors:** Norean Sharpe, Richard De Veaux, Paul Velleman