Statistics: Population, Sample, Measure of Center and Variability
13 videos • 7 views • by Fatemeh Yarahmadi
1
Statistics: Sample or Population? The age of each employee at a local grocery store
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2
Sample or Population? Survey of 1782 American households 80% of the households own a computer.
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3
Statistics: Sample or Population? The age of every fourth person entering a department store
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4
Statistics: Sample Statistic or Population Parameter?
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5
Qualitative or Quantitative: The colors of automobiles on a used car lot
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6
Quantitative or Qualitative: Number of complaint letters received by United States Postal Service
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7
Class Width, Midpoint, and Boundaries
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8
Class Width Using Class Midpoints in Relative Frequency Histogram
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9
Skewed to the Left or Skewed to the Right
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10
Measure of Center (Mean, Mode, Median) Using Symmetric Histogram Frequency Distribution
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11
Use Calculator to Find Mean and Median and Sample Standard Deviation of Data
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12
Data with No Unique Mode (Mode DNE)
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13
Find Mean Median Standard Deviation and Range of Data
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