salesall.xls. Period **Median** Average 1963 $18,000 $19,300 1964 $18,900 $20,500 1965 $20,000 $21,500 1966 $21,400 $23,300 1967 $22,700 $24,600 1968 $24,700 $26,600 1969 $25,600 $27,900 1970 $23,400 $26,600 1971 $25,200 $28,300 1972 $27,600 $30,500 1973 $32,500 $35,500 1974 $35,900 $38,900 1975 $ ...

**Median**: The point that divides the household income distribution into halves, one half with income above the **median** and the other with income below the **median**.

Illustration of **Median** versus Mean Definitions: **Median**: The middle value ofasetofvalues. Mean: The arithmetic average, computed by adding up a collection of numbers and dividing by their count.

Stem-and-Leaf Plots and Mean, **Median**, and Mode Goals pMake and use a stem-and-leaf plot to put data in order. pFind the mean, **median**, and mode of data. 6.6 VOCABULARY Stem-and-leaf plotA stem-and-leaf plot is an arrangement of digits that is used to display and order numerical data.

Fast Computation of the **Median** by Successive Binning RyanJ. Tibshirani Dept. of Statistics, Stanford University, Stanford, CA 94305 email: ryantibs@stanford.edu October 2008 Abstract In many important problems, one uses the **median** instead of the mean to estimate a population'scenter, since the ...

Mean, **Median**, Standard Deviation Prof. McGahagan - Stat 1040 Mean = arithmetic average , add all the values and divide by the number of values. **Median** = 50 th percentile ; sort the data and choose the middle value (or average the two middle values) In a perfectly symmetric distribution , the ...

U. S. Department of Housing and Urban Development _____ Special Attention of: NOTICE PDR-2011-01 Regional Directors, Field Office Directors, Economists, Public & Indian Housing Issued: May31, 2011 Division Directors ...

HUD’s Methodology for Calculating Area **Median** Income (AMI) Limits June 2011 Prepared by Citizens’ Housing and Planning Association HUD calculates the Section 8 income limits annually based on the estimated area **median** family

4C14L3.pdf. 1. Use a calculator to find the mean height of Mrs. Iko's students. Name Date Copyright ©Houghton Mifflin Company.