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Mean

Statistics (Myers)

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Psychology
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Descriptive statistics
Data analysis
Summary statistics
Statistics
Central tendency
Deviation
Statistical dispersion
Standard deviation
Frequency distribution
Normal distribution
Median
Mean

AP Psychology Statistics Unit 2: Statistics Reading Questions Module 7: pages 56-61 What is ?the point to remember? about statistics? The point to remember about statistics is doubt big, round, and undocumented numbers. What are descriptive statistics? Descriptive statistics is the numerical data used to measure and describe characteristics of groups; includes measures of central tendency and measures of variation. What is the ?fancy? name for a bar graph? A histogram is a bar graph depicting a frequency distribution. What is meant by measure of central tendency? A measure of central tendency is a single score that represents a whole set of scores. Define mode, median & mean. Mode: the most frequently occurring score(s) in a distribution

Unit 1

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Statistics
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analyze the prompt

Analyze Prompt Teacher: Mr. Eades Student Name: Justin Outten Subject/Period: A1 AP Statistics Prompt: According to the Bureau of the Census, 68% of Americans owned their own homes in 2003. A local real estate office is curious as to whether a higher percentage of Americans own their own homes in its area. The office selects a random sample of 200 people in the area to estimate the percentage of those people that own their own homes. Verify that a Normal model is a useful approximation for the Binomial in this situation. What is the probability that at least 140 people will report owning their own home? Based on the sample, how many people would it take for you to be convinced that a higher percentage of Americans own their own homes in that area? Explain. Plan:
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