DrOsborn Believes That Taking Calcium Will Improve Bone Density in Women.She

question 30

Multiple Choice

Dr.Osborn believes that taking calcium will improve bone density in women.She uses a between subjects design and gives the treatment group Calcium everyday and the placebo group a sugar pill.Her scientific or alternative hypothesis is_____.

• A)non-directional
• B)directional
• C)should not be between subjects
• D)None of these

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