Multiple-choice questions each have five possible answers (a, b, c, d, e), one of which is correct. Assume that you guess the answers to three such questions.

**a. **Use the multiplication rule to find P(CCW), where C denotes a correct answer, and W denotes a wrong answer.

In: Statistics and Probability

Determine whether the distribution is a discrete probability distribution. If not, state why.

x |
P(x) |

0 |
0.1 |

1 |
0.5 |

2 |
0.05 |

3 |
0.25 |

4 |
0.1 |

In: Statistics and Probability

**1)** Find the indicated z score. The graph depicts the standard normal distribution with mean 0 and standard deviation 1 (0.9616)

**2)** Find the area of the shaded region. The graph depicts the standard normal distribution with mean 0 and standard deviation 1. The shaded area is z=0.98 to the left.

In: Statistics and Probability

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