# 3.6 Consider Example 3.4, with the following four basic outcomes for the Dow Jones Industrial Average over

## Question:

3.6 Consider Example 3.4, with the following four basic outcomes for the Dow Jones Industrial Average over two consecutive days:

O1: The Dow Jones average rises on both days.

O2: The Dow Jones average rises on the first day but does not rise on the second day.

O3: The Dow Jones average does not rise on the first day but rises on the second day.

O4: The Dow Jones average does not rise on either day.

Let events A and B be the following:

A: The Dow Jones average rises on the first day.

B: The Dow Jones average rises on the second day.

**a.** Show that 1A > B2 < 1A > B2 = B.

**b.** Show that A < 1A > B2 = A < B.

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**Related Book For**

## Statistics For Business And Economics

**ISBN:** 9780273767060

8th Global Edition

**Authors:** Paul Newbold, Mr William Carlson, Ms Betty Thorne