DrJohnson Hypothesizes That NutraSweet Reduces Short-Term Memory

question 6

Multiple Choice

Dr.Johnson hypothesizes that NutraSweet reduces short-term memory.In order to test her hypothesis she gives 10 subjects a beverage containing NutraSweet (treatment group) and 10 subjects a beverage without NutraSweet (control group) .She then measures the subject's ability to recall a list of numbers.In this study the independent variable is _______and the dependent variable is______.

• A)whether the subjects received NutraSweet or placebo: recall for a list of numbers
• B)recall for a list of numbers: whether the subjects received NutraSweet
• C)the subjects ability to recall: the drink with NutraSweet
• D)Both b & c
• E)None of these

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