SAMOS Biostats Self-Assessment Tasks

Author

Affiliation

Smit, A. J.

University of the Western Cape

Summary of Self-Assessment Tasks

Chapter	Task	Description	Marks
2 — Summarise & Describe	Task 2-1	Mean calculation and interpretation	/3
	Task 2-2	Descriptive analysis and figures	/10
	Task 2-3	Variance and SD	/5
	Task 2-4	Quantiles and explanation	/10
	Task 2-5	dimnames() and str() on penguins	/5
	Task 2-6	summary() on penguins	/3
	Task 2-7	Grouping structures	/2
3 — Visualise	Task 3-1	EDA with figures and narrative	/30
7 — t-Tests	Task 7-1	Two-sample t-test extension	/15
	Task 7-2	Test design selection	/10
8 — ANOVA	Task 8-1	Multiple comparisons and false positives	/8
	Task 8-2	One-way ANOVA interpretation	/6
	Task 8-3	Tukey HSD interpretation and plotting	/16
	Task 8-4	Multiple ANOVA conclusions	/5
	Task 8-5	Time effects and hypotheses	/5
	Task 8-6	Two-way ANOVA hypotheses	/5
9 — Correlation	Task 9-1	Method choice and justification	/10
	Task 9-2	Full correlation analysis	/20
12 — Simple Linear Regression	Task 12-1	Model object inspection	/10
	Task 12-2	Full regression analysis	/30
		Grand Total	/208

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SAMOS Task Files

Use these for submission in the SAMOS site:

• SAMOS_Stats_Task_E.qmd
• SAMOS_Stats_Task_F.qmd
• SAMOS_Stats_Task_G.qmd
• SAMOS_Stats_Task_H.qmd
• SAMOS_Stats_Task_Bonus.qmd