Question
Calculate the standard deviation of the following set of sample scores: 1, 3, 4, 6, 6. a. Add a constant of 2 to each score.
Calculate the standard deviation of the following set of sample scores: 1, 3, 4, 6, 6.
a. Add a constant of 2 to each score. Calculate the standard deviation for the new values. Generalize to answer the question, "What is the effect on the standard deviation of adding a constant to each score?"
b. Subtract a constant of 2 f rom each score. Calculate t he standard deviation f or t he ne w values. Generalize to answer the question, "What is t he effect on t he standard deviation of subtracting a constant from each score?"
c. Multiply each score by a constant of 2. Calculate the standard deviation for the new values. Generalize to answer the question, "What is the effect on the standard deviation of multiplying each score by a constant?"
d. Divide each score by a constant of 2. Calculate the standard deviation for the new values. Generalize to answer the question, "What is t he effect
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Algebra And Number Theory An Integrated Approach
Authors: Martyn R Dixon, Leonid A Kurdachenko, Igor Ya Subbotin
1st Edition
0470640537, 9780470640531
