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[DOC File]Grade Level: Middle School
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Objectives: To find measures of variation in a set of data; To identify outliers; To use the graphing calculator to find summary statistics and make Histograms and Box Plots. We have already talked about measures of central tendency in a data set. What are they? Today we will look at measures of variation (or spread).
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[DOC File]Mean, Median, & Mode:
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2.1 Measures of Relative Standing and Density Curves Z-Scores. Calculation. Definition. Problem 1 - Test Scores. a) Suppose the mean score on a stats exam is 80 and the standard deviation is 6.07. Student 1 scored an 86, student 2 scored a 99 and student 3 scored a 72. Calculate the z …
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[DOC File]Lesson 1 - Virginia Department of Education
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Histograms on the calculator Describing Quantitative Data with Numbers Measures of Center. Mean. Problem 9 Part 1 – Travel Times . Here are the travel times in minutes for 15 randomly chosen workers in North Carolina. 30 20 10 40 25 20 10 60 15 40 5 30 12 10 10. Find the mean travel time for all 15 workers.
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Measures of Central Tendency Calculator | Mean Median Mode Cal…
Determine measures of central tendency. Calculate standard deviation, z-scores, percentile ranks, and integrate the concepts. Determine the probability of an event. Use the binomial and normal distribution to determine probabilities. Approximate binomial distribution using normal distribution.
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[DOC File]Ways to Measure Central Tendency
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Calculate the measures of central tendency provided a collection of data. Distinguish what the mean, median, mode and range of any set of data. Utilize a TI83 calculator to find the measure of central tendency. Use the internet to conduct research and find specific data …
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[DOC File]Ways to Measure Central Tendency
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Measures of Central Tendency and Dispersion. 1. Measure of central tendency: mean, median and mode from grouped and ungrouped data. For a set of data, we determine a quantity used to summarise the whole set of data. This quantity is termed a measure of central tendency. The most commonly used measures are mean, medium and mode. 1.1 mean. For ...
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MATH 211 - Ivy Tech Community College of Indiana
3. Use the calculator to find the measures of central tendency for the ratio. Mean. Median. Mode. Range. What does each measure tell you about the data? Are there any outliers that need to be accounted for? If yes, what should be done? Which measure of central tendency is the most useful here? Why? Use the calculator to make a box and whisker ...
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[DOC File]The Plot Thickens
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Probability and statistics topics include organization and presentation of data, measures of central tendency and variation, correlation and linear regression, elementary probability, the binomial and normal distributions, sampling distributions, the central limit theorem, confidence intervals, student’s t-distribution, and hypothesis tests.
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[DOC File]Statistics, Day 1
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Using these they identify measures of central tendency. Materials- Graphing calculator. Data collection form. Time – Three 40 min. lessons The Plot Thickens. Beth Bishop. Stacey Tassone. Stem-and-Leaf Plots and Box-and-Whisker Plots. Concept Statement. Using a graphing calculator, one can plot data in a box-and-whisker plot.
central tendency and variation calculator

[DOC File]Unit 23 : Measures of Central tendency and dispersion
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The calculator can be a very valuable tool when we are working with measures of central tendency. This example will show you how quickly and easily our calculations can be made. An accountant is trying to become a partner in the firm in which he works. He has been told by his supervisor to calculate the number of hours that he has worked ...
most important measure of central tendency

Measures of central tendency calculator