Question

In a study of the affects of diet on blood pressure, one group of B5 people followed a vegetarian diet for 4 months. After which time their mean sytematic blood pressure was 15mm Hg lower than at the start. another group of 75 people followed a non vegetarian diet for the same length of time. after whidi their mean symbolic blood pressure was 1 mm Hg lower than vegetarian diet had no effect on blood pressure, there would be tess than 1 chance in a 100 of these results. which statement is vaiid based on these results? The result is not practically significance The result is not statistically significant The recommended diet lof lower blood pressure is non vegetarian The difference in the sample size of the two groups makes a conclusion impossible

Answer 1

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Answer 2

Answer:

The recommended diet for lower blood pressure is vegetarian.

Explanation:

The mean systematic blood pressure was 15 mg lower for the vegetarian diet. But, the men systematic blood pressure was 1 mg lower for the non vegetarian diet.