Cholesterol Levels A medical researcher wishes to see if he can lower the cholesterol levels through diet in 6 people by showing a film about the effects of high cholesterol levels. The data are shown. At a = 0.05, did the cholesterol level decrease on average? Use the P- value method and a graphing calculator. Patient 1 3. 4. 6. Before 230 221 202 216 212 212 After 201 219 200 214 211 210 Send data to Excel III

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