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STATs 1221 > Chapter 6 > Flashcards

Chapter 6 Flashcards

1
Q

Sampling distribution

A

A probability distribution where the random statistic is viewed as the variable

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2
Q

Average_xbar

A

average_xbar=xbar

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3
Q

SD_xbar

A

SD_xbar = SD/sqrt(n)

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4
Q

central Limit theorem

A

No matter how bad the population distribution is, if the sampling size is 30 or more, it will be normally distributed

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5
Q

Sample proportion

A

Measures the proportion of a population and their characteristics

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6
Q

Large sample

A

Large sample are samples that are approximately normally distributed

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STATs 1221 (7 decks)

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