Flashcards
Chapter 22 Key terms
Cards in this deck (15)
- 1Bar GraphVisual representation using horizontal or vertical bars to make comparison or to show relationship on items of similar makeup.
- 2Circle graphA visual representation of the parts to the whole.
- 3Empirical RuleFor a normal distribution, nearly all the data fall within three standard deviations of the mean.
- 4Frequency DistributionShows by table the number of times event(s) occurs
- 5Index NumbersExpress the relative changes in a variable compared with some base, which is taken as 100.
- 6Line GraphA graphical presentation that involves a time element. Shows trends, failures, backlogs, and the like.
- 7MeanStatistical term that is focused by: Mean = sum of all values/# of values
- 8Measure of dispersionNumber that describes how the numbers of a set of data are spread out or dispersed.
- 9MedianStatistical term that represents the central point or midpoint of a series of numbers.
- 10ModeValue that occurs most often in a series of numbers.
- 11Normal DistributionData are spread symmetrically about the mean.
- 12Price RelativeThe quotient of the current price divided by some previous year's price -- the base year -- multiplied by 100.
- 13RangeDifference between the highest and lowest values in a group of values or set of data.
- 14Standard DeviationMeasures the spread of data around the mean.
- 15Weight MeanUsed to find the average when values appear more than once.
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- Flashcards on Chapter 22 Key terms, created by Katrina Smith on 14/10/2022.
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- Katrina Smith
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