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Select the appropriate word or phrase to complete each sentence. Failing to reject the null hypothesis when it is true is a (Choose one) V
Select the appropriate word or phrase to complete each sentence. Failing to reject the null hypothesis when it is true is a (Choose one) V . Question 4 of 8 (1 point) | Attempt 1 of 1 | 1h 30m Remaining 8.1 Section Exercise 13 - 16 olo Determine whether the alternate hypothesis is left-tailed, right-tailed, or two-tailed. Ho : M= 26 H : H # 26 The alternate hypothesis is (Choose one) X left-tailed right-tailed two-tailed[u Type I error: A company that manufactures steel wires guarantees that the mean breaking strength (in kilonewtons) of the wires is greater than 50. They measure the strengths for a sample of wlres and test Ho : u= 50 [:1] versus H1 : 11> 50. If a Time I error Is made, what conclusion will be drawn regarding the mean breaking strength? The conclusion will be that the mean breaking strength is (Choose one) 7 50. Question 6 of 8 (1 point) I Attempt 1 of1 I (3 1h 29m Remaining 3.1 Section Exercise 21,2: [u Fertilizer: A new type of fertilizer is being tested on a plot of land in an orange grove, to see whether it increases the amount of fruit produced. The mean number of pounds of fruit on this plot of land with the old fertilizer was 0:5 408 pounds. Agriculture scientists believe that the new fertilizer may change the yield. State the appropriate null and alternate hypotheses. The null hypothesis is H0 : p (Choose one) V D. The alternate hypothesis is Hl 2p. (Choose one) Y D. Question 7 of8 (1 point) I Attempt 1 OH I G) 1h 29m Remaining 3.1 Section Exercise 23- 26 [u Business trips: A sales manager believes that the mean number of days per year her company's sales representatives spend traveling is different than 50. A test is made of H0: p: 50 versus H1 : [4350. The null 0:" hypothesis is rejected. State an appropriate conclusion. There enough evidence to conclude that the mean number of days iS (Choose one) V 50. Determine whether the outcome is a Type I error, a Type II error, or a correct decision. A test is made of Ho : u= 63 versus Hl 41> 63. The true value of p is 75, and H0 is rejected. The outcome of the test is a (Choose one) V Type I error correct decision T - e II error
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