Mathematics, 21.11.2019 17:31 iloading5117
In a study of the effects of diet on blood pressure, one group of 85 people followed a vegetarian diet for 4 months, after which time their mean systolic blood pressure was 15 mm hg lower than at the start. another group of 75 people followed a nonvegetarian diet for the same length of time, after which their mean systolic blood pressure was 1 mm hg lower. if a vegetarian diet had no effect on blood pressure, there would be less than 1 chance in a 100 of getting these results. which statement is valid based on these results?
a) the difference in the sample size of the two groups makes a conclusion impossible.
b) the recommended diet for lower blood pressure is nonvegetarian.
c) the result is not practically significance.
d) the result is not statistically significant.
Answers: 2
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Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.
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In a study of the effects of diet on blood pressure, one group of 85 people followed a vegetarian di...
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