Quiz: Quiz 7- ch 10 Anigelica Perez 4/23 This Question: 1 pt This Test: 5pts Tim
ID: 3160110 • Letter: Q
Question
Quiz: Quiz 7- ch 10 Anigelica Perez 4/23 This Question: 1 pt This Test: 5pts Time Remaining: 00:59:41 The mean consumption of fruit three years ago was 97.6 pounds. A dietician believes that fruit consumption has fallen o of s completed since then. l Statcru (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? OA. There is sufficient evidence to conclude that the mean consumption of fruit has allen. ests OB. There is not sufficient evidence to conclude that the mean consumption of fruit has fallen. ° C. There is sufficient evidence to conclude that the mean consumption of fruit has stayed the same. OD. There is not sufficient evidence to conclude that the mean consumption of fruit has stayed the samoe. (c) Suppose, in fact, the mean consumption of fruits is 97.6 pounds. Did the researcher commit a type I or type II error? OA. The researcher committed a type II error because he rejected the mull hypothesis when it was true. O B. The researcher committed a type II error because he accepted the alternative hypothesis when the null Oc. The researcher committed a type I error because he rejected the null hypothesis when it was true. OD. The researcher committed a type I error because he accepted the alternative hypothesis when the mul! A· The researcher committed a type II error because he rejected the null h ucce hypothesis was true. Libr hypothesis was true. Submit Quiz Click to select your answer(s) Next Question ns Previous Question age L...pdfExplanation / Answer
(b)
Since null hypothesis is rejected so alternative hypothesis is accepted. Hence, option A is correct.
(c)
Since null hypothesis is true but reseacher reject the true null hypothesis so resecaher committed a type I error. Option C is correct.
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