A statistics instructor computes the grade and percentage of classes that each of his students attends. Construct a scatterplot from the data displayed next. Does a relationship exist between attendance and grade? 
(See the Excel Data File.)
Definitions:
Expected Outcome
The anticipated result or effects of a treatment or intervention, based on statistical probabilities, clinical expertise, and patient's condition.
Headache Relief
Methods or treatments used to reduce or eliminate the pain associated with headaches.
Acetaminophen
A common pain reliever and fever reducer, often used to treat minor aches and pains.
Nursing Care Plan
A documented process by which nurses assess patients' needs, plan and implement specific interventions, and evaluate the outcomes, aimed at achieving patient care goals.
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