Name ACTIVITY No. 5 MEASURE OF DISPERSION Given the following determine the a.J R b.) Var c.) s and prepare the necessary analysis and interpretations (Round-off your computed mean to the 2" decimal place). Use extra sheet of paper. Prob 1. Suppose you have sample scores of 70, 85, 80, 90, and 75. Prob 2. . Four sample brands of vitamins are tested to determine its advertised vitamin content. Data below are percentage content obtained from the sample. Using mean and standard deviation, which brand is can you recommend as the best Brand Vitamin A | Vitamin B Vitamin C M 18.5 19.0 19.7 G 13.8 12.7 18.5 16.7 17.4 16.3 13.0 13.2 15.0 Solutions: a.)Compute for each brand's mean or average: State your analysis: The mean content of brand _- It shows that State your interpretation: Since that Therefore