Question: Question 13 - Score on last try: 7.2 018 pls. See Details for more. Get a similar question You can retry this question below

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a statistics class last semester, 30 searched online for answers and 35

" Question 13 - Score on last try: 7.2 018 pls. See Details for more. Get a similar question You can retry this question below Suppose 21% of students enrolled at a metropolitan polytechnic take a Business course. A. random sample of 33 students is selected. Assuming independence, use the binomial formula or software {recommended} to answer the following questions. 1. What is the probability that, of the 33 students selected: [Report probabilities accurate to at least 4 decimal places.) a] exactly 8 take a Business course? b) exactly 28 M take a Business course? -|i' c] none of them take a Business course? -ii d) at most 7 take a Business course? il e] at least 4 take a Business course? 1 Question 9 Score on last try: 7 of 10 pts. See Details for more. Next question Get a similar question You can retry this question below Of the 64 students enrolled in a statistics class last semester, 30 searched online for answers and 35 used an online software. 17 of those who used an online software also searched online for answers. Report answers accurate to 4 decimal places. 1. What is the probability that a randomly selected student from the class: a) did not search online for answers? | 0.53125 b) used an online software but did not search online for answers? 0.2812 c) either used an online software or searched online for answers?| 0.75 d) neither searched online for answers nor used an online software? | 0.25 2. If two students were selected from the class, one after the other and without replacement, what is the probability that: a) the second student searched online for answers given the first student also did? 0.2158 b) the second student searched online for answers given the first did not? 0.1339 c) both students used an online software? | 0.2951 dj only the second student searched online for answers? 0.058. Question 1 4.8/6 Score on last try: 4.8 of 6 pts. See Details for more. > Next question You can retry this question below Suppose z is the standard normal variable. Draw the normal curve for each of the following probability statements to visualize the required area. Report answers accurate to at least 4 decimal places. a. P(z -0.88) = 0.8106- c. P(= 5.09) = e. P(-2.06 > 1.24) = 0.1623 i.P(z Next question You can retry this question below Suppose z is the standard normal variable. Draw the normal curve for each of the following probability statements to visualize the required area and determine the missing values. Report answers accurate to 2 decimal places. a. P(z S 0.305 x = 0.305 b. P(z > 0.6443 x = 0.6443 c. P(z 0 = 0.5 d. P(0

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