Part A 1) What is the idea behind frequency distribution? 2) Which is the common sampling method? 3) What is the measure

[answerhappygod]

Part A 1 What Is The Idea Behind Frequency Distribution 2 Which Is The Common Sampling Method 3 What Is The Measure 1 (36.76 KiB) Viewed 36 times

Part A 1 What Is The Idea Behind Frequency Distribution 2 Which Is The Common Sampling Method 3 What Is The Measure 2 (40 KiB) Viewed 36 times

Part A 1) What is the idea behind frequency distribution? 2) Which is the common sampling method? 3) What is the measure of central tendency called? 4) What observation basically describes a sample size? 5) What is the measure of dispersion from a mean called? 6) Sample mean or the population mean: which varies the most? 7) Sample mean or individual observation: which varies the most? 8) What is the benefit of increasing the sample size? 9) Numerically characterize a Standard Normal Distribution 10) What is the very important characteristic of t-distribution?

Part B 2) With the following randomly selected observations: a) Determine the Regression Equation. b) Determine the value of Y hat when X is 7 X 5 3 6 3 4 4 6 8 Part C X 5 3 6 3 4 4 Y 13 15 7 12 8 13 11 9 5 XY 2) From the following randomly selected observations: a) Determine the Pearson Coefficient of Correlation, r. b) Interpret the association between X and Y. c) Estimate the Coefficient of Determination, R². X² X-X (X-X)² Y 13 15 7 12 13 11 9 5 (Y-y) (Y-y)2 (X-x)(Y-y)