# Consider a random sample of size n from a continuous distribution having median 0 so that the

## Question:

where the Yi's are independent Bernoulli rv's, each with p = .5 (Yi = 1 corresponds to the observation with rank i being positive).

a. Determine E(Yi) and then E(W) using the equation for W.

b. Determine V(Yi) and then V(W).

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## Step by Step Answer:

**Related Book For**

## Probability And Statistics For Engineering And The Sciences

**ISBN:** 9781305251809

9th Edition

**Authors:** Jay L. Devore