Tests about a population mean (K-A)

• Writing hypotheses for a significance test about a mean (K-A)
• Conditions for a t test about a mean (K-A)
• When to use z or t statistics in significance tests (K-A)
• Example calculating t statistic for a test about a mean (K-A)
• Using a table to estimate P-value from t statistic (K-A)
• Comparing P-value from t statistic to significance level (K-A)
• Free response example: Significance test for a mean (K-A)