N6208 T tests - N6208 Assignment 5 Chapter 6 t-tests 1 For...

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N6208 Assignment 5 Chapter 6: t-tests 1 For which of the following situations is the independent groups t -test appropriate (if inappropriate, indicate why): a) The independent variable (IV) is type of stimulation for premature infants (auditory vs. visual vs. tactile); the dependent variable (DV) is cardiac responsiveness. b) The IV is parental role within couples (mother versus father); the DV is degree of bonding with the infant. c) The IV is infant birthweight (low birthweight vs. normal birthweight); the DV is number of days absent from school in first grade. d) The IV is sex (men vs. women); the DV is compliance vs. noncompliance with a medication regimen. e) The IV is radiation treatments (before vs. after treatment); the DV is cancer patients' perceived self-efficacy. 2 For which of the following situations is the dependent groups t -test appropriate (if inappropriate, indicate why): a) The independent variable (IV) is presence or absence of conversation directed to comatose patients; the dependent variable (DV) is the patients' intracranial pressure. b) The IV is role (patient vs. nurse); the DV is perceived functional ability of the patient 48 hours after surgery. c) The IV is time since incarceration (1 month vs. 3 months vs. 6 months); the DV is body weight. d)

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