hw1 - a. What is the dependent variable?...

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Statistics I Homework 1 Due: September 4 1. For research study One alcoholic drink…. . , answer the following questions. a. What is the dependent variable? ________________________________ b. What is the independent variable? ________________________________ c. Was a random sample taken? ______________ d. Was random assignment used? ______________ e. Can the study be generalized to a larger population? Why or Why not? f. Can cause and effect statements be made? Why or Why not? 2. For research study Best Way to Clean……. , answer the following questions. a. What is the dependent variable? ________________________________ b. What is the independent variable? ________________________________ c. Was a random sample taken? ______________ d. Was random assignment used? ______________ e. Can the study be generalized to a larger population? Why or Why not? f. Can cause and effect statements be made? Why or Why not? 3. For research study Zinc’s Antioxidant…. . , answer the following questions.
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Unformatted text preview: a. What is the dependent variable? ________________________________ b. What is the independent variable? ________________________________ c. Was a random sample taken? ______________ d. Was random assignment used? ______________ e. Can the study be generalized to a larger population? Why or Why not? f. Can cause and effect statements be made? Why or Why not? 4. Match Column A with the descriptions in Column B Column A Column B Random Sampling Changes in this may result in changes in the Dependent variable Random Assignment Allows for Cause and Effect Statements Independent Variable Variable of overall interest Dependent Variable Results in high external validity 5. On page 1.18 and 1.19 (III A.4. in the Self test) there are 4 reports of hypothetical research. Select the cell of the taxonomy on page 1.10 which each research study belongs and mark it in the cells below. Research study a Research study b Research study c Research study d...
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This note was uploaded on 04/23/2008 for the course 40 256 taught by Professor Bowman during the Fall '07 term at Bloomsburg.

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hw1 - a. What is the dependent variable?...

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