Chapter 3 Flashcards by Dalton Groath

Q

Dot Diagram

A

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Q

Stem-and-leaf plot

A

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Q

Frequency Table

A

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Q

Histogram

A

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Q

Bell-Shaped Distribution

A

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Q

Right-Skewed Distribution

A

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Q

Left-Skewed Distribution

A

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Q

Uniform Distribution

A

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Q

Bimodal Distribution

A

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Q

Truncated Distribution

A

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Q

Scatter Plot

A

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Q

Run/Trend Chart

A

Scatterplot that is plotted against time or order of observation

(time/order, value)

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Q

Upper/3rd Quartile

A

Q(0.75)

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Q

Lower/3rd Quartile

A

Q(0.25)

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Q

Median

A

Q(0.5)

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Q

Quantile Plot

A

Plot of Q(p) vs. p

(p, Q(p))

Q

Interquartile Range

A

IQR = Q(0.75) - Q(0.25)

Q

Quantile-Quantile Plot

A

Plots Q1(p) vs. Q2(p)

Q

Standard Normal or Gaussian Quantile Formula

A

Q_{std nrml}(p) = 4.9(p^0.14-(1-p)^0.14)

Q

Normal Plot

A

Theoretical Q-Q or probability plot

Plot x_i vs. Q_{std nrml}(p)

Q

Arithmetic Mean Equation

A

Q

Range

A

R = x_n - x₁

Q

Sample Variance

A

Q

Sample Standard Deviation

A

Non-negative sqrt of sample variance

Population Mean

Population Variance

Population Standard Deviation

Non-negative sqrt of population standard variance