Answer A which is in the photo.  B) Calculate the standardized test statistic. T = ? C) Calculate the​ P-value. P =

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Author:Amos Gilat
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View the attatched photo and select the correct answer for A. Then look at the questions below (B and C) and answer those using the data oe information in the photo.

A) Answer A which is in the photo. 

B) Calculate the standardized test statistic. T = ?

C) Calculate the​ P-value. P = ?

 

A food manufacturer claims that eating its new cereal as part of a daily diet lowers total blood cholesterol levels. The table shows the total blood cholesterol levels (in milligrams per deciliter of blood) of seven patients before eating the cereal and
after one year of eating the cereal as part of their diets. Use technology to test the mean difference. Assume the samples are random and dependent, and the population is normally distributed. At a = 0.05, can you conclude that the new cereal
lowers total blood cholesterol levels?
Patient
Total Blood Cholesterol (Before)
Total Blood Cholesterol (After)
1
2
3
4
7
210
225
240
235
245
265
220
205
223
244
229
243
261
216
.....
Let the blood cholesterol level before eating the cereal be population 1. Let the blood cholesterol level after eating the cereal be population 2. Identify the null and alternative hypotheses, where Hd = H1 - H2. Choose the correct answer below.
O A. Ho: Hd =0
HA: Ha #0
B. Ho: Hd s0
HA: Ha >0
C. Ho: Ha #0
HA: Ha = 0
O D. Ho: Ha 20
HA: Ha <0
%3D
Transcribed Image Text:A food manufacturer claims that eating its new cereal as part of a daily diet lowers total blood cholesterol levels. The table shows the total blood cholesterol levels (in milligrams per deciliter of blood) of seven patients before eating the cereal and after one year of eating the cereal as part of their diets. Use technology to test the mean difference. Assume the samples are random and dependent, and the population is normally distributed. At a = 0.05, can you conclude that the new cereal lowers total blood cholesterol levels? Patient Total Blood Cholesterol (Before) Total Blood Cholesterol (After) 1 2 3 4 7 210 225 240 235 245 265 220 205 223 244 229 243 261 216 ..... Let the blood cholesterol level before eating the cereal be population 1. Let the blood cholesterol level after eating the cereal be population 2. Identify the null and alternative hypotheses, where Hd = H1 - H2. Choose the correct answer below. O A. Ho: Hd =0 HA: Ha #0 B. Ho: Hd s0 HA: Ha >0 C. Ho: Ha #0 HA: Ha = 0 O D. Ho: Ha 20 HA: Ha <0 %3D
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