12 0113 (5 complete) The mean consumption of fruit three years ago was 97.9 poun
ID: 3365082 • Letter: 1
Question
12 0113 (5 complete) The mean consumption of fruit three years ago was 97.9 pounds. A dietician believes that fruit consumption has risen since then (a) Determine the null and alternative hypotheses. Which of the following is corect? A. Ho : = 97.9; H1 : #97.9 O B. Ho: = 97.9. Hi.:97.9 O c. Ho : = 97.9; H1 : > 97.9 (b) Suppose sample data indicate that the null hypothesis should be rejected. State the conclusion of the researcher. Which of the following is the conclusion that could be reached? O A. There is sufficient evidence to conclude that the mean consumption of fruit has risen. O B. There is not sufficient evidence to conclude that the mean consumption of fruit has stayed the same. C. There is sufficient evidence to conclude that the mean consumption of fruit has stayed the same O D. There is not sufficient evidence to conclude that the mean consumption of fruit has risen (c) Suppose, in fact, the mean consumption of fruits is 97.9 pounds. Did the researcher commit a type I or typell error? OA. The researcher committed a type Il error because he rejected the null hypothesis when it was true O B. The researcher committed a type Il error because he accepted the alternative hypothesis when the null hypothesis was true O C. The researcher committed a type l error because he rejected the null hypothesis when it was true. O D. The researcher committed a type l error because he accepted the alternative hypothesis when the null hypothesis was true. Click to select your answers). O Type here to searchExplanation / Answer
a)optionC is correct
b)
optionA is corect
c)as hypothesis is rejected; option C is correct.
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