Hypothesis testing - Study guides, Class notes & Summaries

CFA Level 1 Questions | Questions with 100% Correct Answers | Updated & Verified What are the 4 types of measurement scales? - 1. Nominal Scales 2. Ordinal Scales (Assigned to a category) 3. Interval Scales (Relative ranking) 4. Ratio Scales (Equal differences between scale values) NOIR When do we use geometric and arithmetic means to analyze investment returns? - Arithmetic Mean: To estimate next year's return Geometric Mean: Measure of past performance What are the 3 different types...

What are the 4 types of measurement scales? - Answer- 1. Nominal Scales 2. Ordinal Scales (Assigned to a category) 3. Interval Scales (Relative ranking) 4. Ratio Scales (Equal differences between scale values) NOIR When do we use geometric and arithmetic means to analyze investment returns? - Answer- Arithmetic Mean: To estimate next year's return Geometric Mean: Measure of past performance What are the 3 different types of probabilities? - Answer- 1. Empirical Probability (Past data...

CFA - Exams| Questions with 100% Verified Answers Hypothesis testing - ️️the hypothesis testing process requires a statement of a null and an alternative hypothesis, the selection of the appropriate test statistic, specification of the significance level, a decision rule, the calculation of a sample statistic, a decision regarding the hypotheses based on the test, and a decision based on the test results null hypothesis - ️️is what the researcher wants to reject. the altern...