SECO 292 Test 1 Study Guide Spring 08

SECO 292 Test 1 Study Guide Spring 08 - Null hypothesis...

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SECO 292 Test 1 Study Guide Terms / concepts Parameter Statistic Test statistic: test Z, test T Population Random sample Central limit theorem Z Normal distribution Histogram Mean Median Mode Range Standard deviation Variance T distribution Degrees of freedom 5 Steps in hypothesis testing Type 1 error Level of significance α Critical value Standard error of the mean Test statistic
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Unformatted text preview: Null hypothesis Alternative hypothesis p value in hypothesis testing Problems and interpretation Calculate X, median, mode, S, S, Standard error, range Histogram Areas under the normal curve and Z T values and areas Estimation, Confidence Intervals single mean (Z and T) Hypothesis tests Single mean (Z and T)...
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