module 6 confidence interval for proportion

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5 Terms

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Statistical Inference

what does sample data tell us about the underlying population. Inferences about parameters (proportions, means, etc.) in a model for the population distribution

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Point estimation

you give one value for a characteristic, which is hopefully close to the true unknown value.

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Interval estimation

you give an interval of likely values, where the width of the interval will depend on the confidence you require to have in this interval.

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The sample mean 𝑦 bar

is a point estimate for the population mean μ

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The sample proportion 𝑝 hat

is a point estimate of p the population probability for Success.