Statistics for Technical Professionals (2 days)

Section 1: Descriptive Statistics

  • Population versus sample

  • Descriptive statistics

    • Mean, median and mode

    • Variance and standard deviation

  • Normal distribution

  • Video: "Statistics at a Glance"

  • Normal distribution and Z scores

Section 2: Confidence Intervals

  • Central limit theorem

  • Confidence interval for mean

    • Sigma known (normal distribution)

    • Sigma unknown (t distribution)

  • Confidence interval for standard deviation

    • Chi squared distribution

  • Confidence interval for binomial proportion

  • Video: "Inferential Statistics: Part 1"

Section 3: Population Parameters

  • Tolerance intervals for normal populations

    • Two-sided and one-sided

  • Tolerance intervals for non-normal populations

    • Two-sided and one-sided

  • Statistical versus engineering tolerances

  • Process capability

  • Process capability indices

  • Six sigma processes

Section 4: Hypotheses Testing

  • Testing equality of two variances

    • F-test (reject H0: s1=s2 with a risk)

  • Video: "Hypothesis Testing: Part I"

  • Testing equality of two means (reject H0: µ12 with a risk)

    • Assuming equal variances; Assuming unequal variances

    • Paired t-test; One-sided t-test

  • Testing equality of two binomial proportions

Section 5: Sample Size Determination

  • Confidence interval for mean

  • Confidence interval for binomial proportion

  • Hypothesis test for equality of two means

  • Hypothesis test for equality of two binomial proportions

Section 6: One-Way ANOVA (Introduction)

  • One-way ANOVA

    • F-test for means

    • Video: "Hypothesis Testing: Part II"

    • Exercise: "Resin Pot Life"

Section 7: Statistical Tables and Symbol Glossary (Reference)

Section 8: Exercise Answers (Reference)

See the STP course description for further information.

 

 


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