{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

01 &amp; 02 STAT HWA q intro &amp; descriptive statistics

01 &amp; 02 STAT HWA q intro &amp; descriptive...

This preview shows pages 1–2. Sign up to view the full content.

Dr. Valerie R. Bencivenga Economics 329 PRACTICE HOMEWORK #1A: INTRODUCTION & DESCRIPTIVE STATISTICS 1. Identify the following variables as continuous or discrete. Which of the discrete variables, if any, are dummy variables? a. number of factories operated worldwide by a manufacturing firm (you have data for a large number of manufacturing firms) b. percentage of output of an industry produced by the largest three firms (you have data for a large number of industries) c. marital status of head of household (you have data for a large number of households) d. number of employed persons in a household (you have data for a large number of households) e. average number of calories consumed per day (you have data for a large number of adults in a developing country) 2. For each of the following, say which measure of central tendency (mean, median, mode) you think is most appropriate, and briefly explain why. If you think the choice is ambiguous, explain why. Note: On an exam, you would be graded base d on your reasons. You don’t have to know the shape of the distribution. Say what you guess its shape to be, and then based on that guess, give the appropriate measure of central tendency. 3. Consider two variables. The first is annual aggregate hours worked in the U.S., in millions. The second is annual aggregate U.S. output, in billions of constant 2002 dollars. You have a decade of data on these variables. Give the units of

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 3

01 &amp; 02 STAT HWA q intro &amp; descriptive...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online