Comparing Two Population Means PT2

Bessel’s Correction

Total Running Time: 12:49

measurement scales, N-1, Population Mean, sample formulas, sample mean, sampling, variability

Bessel’s Correction

Commonly Used Confidence Intervals

Total Running Time: 15:36

Common Confidence Levels, Confidence Interval, One Sided Confidence Intervals, Two Sided Confidence Intervals

Commonly Used Confidence Intervals

Comparing Two Population Means PT1

Total Running Time: 11:41

Confidence Interval, Hypothesis Testing, Independent Sampling, Population Mean, Z-Statistic

Comparing Two Population Means PT1

Comparing Two Population Proportions PT1

Total Running Time: 11:11

Confidence Interval, Hypothesis Testing, Population Proportion, Tests of Significance, Z-Statistic

Comparing Two Population Proportions PT1

Comparing Two Population Proportions PT2

Total Running Time: 10:14

Confidence Interval, Hypothesis Testing, Population Proportion, Tests of Significance, Z-Statistic

Comparing Two Population Proportions PT2

Confidence Intervals for the Mean (t-Statistic)

Total Running Time: 12:01

Confidence Interval, Inferential Methods, Population Mean, T-statistic, Target Parameters, Validity Assumptions

Confidence Intervals for the Mean (t-Statistic)

Confidence Intervals for the Mean (z-Statistic) PT1

Total Running Time: 13:35

Confidence Interval, Interval Estimator, Point Estimator, Population Mean, Z-Statistic

Confidence Intervals for the Mean (z-Statistic) PT1

Confidence Intervals for the Mean (z-Statistic) PT2

Total Running Time: 14:16

Confidence Interval, Interval Estimator, Point Estimator, Population Mean, Z-Statistic

Confidence Intervals for the Mean (z-Statistic) PT2

Confidence Intervals for the Population Proportion

Total Running Time: 14:11

categorical variables, Confidence Interval, Population Proportion, Probability Calculations, Z-Statistic

Confidence Intervals for the Population Proportion

Margin of Error and Sample Size

Total Running Time: 14:29

Confidence Interval, Confidence Level, critical values

Margin of Error and Sample Size

Sample Size Determination

Total Running Time: 15:09

margin of error, Population Mean, Population Proportion, sample size

Sample Size Determination

Tests of Significance for the Population Mean (t-Statistic)

Total Running Time: 14:13

Confidence Interval, Hypothesis Testing, T-statistic, Test of Significance, Validity Assumptions

Tests of Significance for the Population Mean (t-Statistic)

Tests of Significance for the Population Mean (z-Statistic) PT1

Total Running Time: 17:24

Confidence Interval, Hypothesis Testing, Population Mean, Z-Statistic

Tests of Significance for the Population Mean (z-Statistic) PT1

Tests of Significance for the Population Mean (z-Statistic) PT2

Total Running Time: 16:01

Confidence Interval, Hypothesis Testing, Population Mean, Z-Statistic

Tests of Significance for the Population Mean (z-Statistic) PT2

Tests of Significance for the Population Proportion (z-Statistic) PT1

Total Running Time: 10:56

Confidence Interval, Hypothesis Testing, Population Proportion, Z-Statistic

Tests of Significance for the Population Proportion (z-Statistic) PT1

Tests of Significance for the Population Proportion (z-Statistic) PT2

Total Running Time: 10:39

Confidence Interval, Hypothesis Testing, Population Proportion, Z-Statistic

Tests of Significance for the Population Proportion (z-Statistic) PT2

Two Sample Design: Comparing Two Means and Two Proportions

Total Running Time: 26:34

Confidence Interval, hypothesis test, independent samples, population means, population proportions

Two Sample Design: Comparing Two Means and Two Proportions