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=0.01, did the cholesterol level decrease on average? Use the critical value method and tables. Patient 1 2 3 4 Before 237 216 215 222 207 220 After 212 201 196 195 205 210 Send data to Excel Part 1 of 5 (a) State the hypotses and identify the claim. Thi esis test is Part thei al mas.

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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=0.01, did the cholesterol level
decrease on average? Use the critical value method and tables.
Patient
1
2
3
4
5
6.
Before
237
216
215
222
207
220
After
212
201
196
195
205
210
Send data to Excel
Part 1 of 5
(a) State the hypotheses and identify the claim.
Thi
esis test is
st.
Part
the ii
al
mas,
Critical value(s): 3.365
Part: 2 / 5
Part 3 of 5
(c) Compute the test value. Round intermediate calculations and final
answers to at least three decimal places.
t-value =
Transcribed Image Text: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=0.01, did the cholesterol level decrease on average? Use the critical value method and tables. Patient 1 2 3 4 5 6. Before 237 216 215 222 207 220 After 212 201 196 195 205 210 Send data to Excel Part 1 of 5 (a) State the hypotheses and identify the claim. Thi esis test is st. Part the ii al mas, Critical value(s): 3.365 Part: 2 / 5 Part 3 of 5 (c) Compute the test value. Round intermediate calculations and final answers to at least three decimal places. t-value =
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