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This test: 90 point(s) possible Question 5 of 26 Test: FINAL EXAM This question: 4 point(s) possible Submit test In an experiment, college students were
This test: 90 point(s) possible Question 5 of 26 Test: FINAL EXAM This question: 4 point(s) possible Submit test In an experiment, college students were given either four quarters or a $1 bill and they could either keep the money or spend it on gum. The results are summarized in the table. Complete parts (a) through (c) below. Purchased Gum Kept the Money Students Given Four Quarters 35 12 Students Given a $1 Bill 16 33 a. Find the probability of randomly selecting a student who spent the money, given that the student was given four quarters. The probability is (Round to three decimal places as needed.) b. Find the probability of randomly selecting a student who kept the money, given that the student was given four quarters. The probability is (Round to three decimal places as needed.) Next 9:57 PM Type here to search O Jo Rain.. ~DE G 5/7/2022 f4 _ esc 4- 17 4+ 18 144 19 Dll 1610 DDI insport sc delete @ $ C 3 4 5 6 O backspace Q W E R T O P A SThis test: 90 point(s) possible Test: FINAL EXAM Question 6 of 26 This question: 2 point(s) possible Submit test Assume that when adults with smartphones are randomly selected, 47% use them in meetings or classes. If 7 adult smartphone users are randomly selected, find the probability that at least 4 of them use their smartphones in meetings or classes. The probability is. (Round to four decimal places as needed.) Next Type here to search O ON J. Rain... ~DOE 9:57 PM 5/7/2022 73 18 144 1/10 DDI insport sc delete a # 3 $ & EK 4 5 6 O backspace Q W E R T O PThis test: 90 point(s) possible This question: 2 int(s) possible E Test: FINAL EXAM Question 7 of 26 l : that when adults with smartphones are randomly selected, 64% use them in meetings or classes. If 25 adult smartphone users are randomly selected, nd the probability that exactly 15' th nphones in meetings or classes. ' ' '. p'mbability is . Round to four decimal places as needed.) 57 PM 5/7/2022 53 This test: 90 point(s) possible Test: FINAL EXAM Question 8 of 26 This question: 2 point(s) possible Submit test Assume that when adults with smartphones are randomly selected, 56% use them in meetings or classes. If 5 adult smartphone users are randomly selected, find the probability that at least 3 of them use their smartphones in meetings or classes. The probability is. (Round to four decimal places as needed.) Next 9:57 PM Type here to search O O Rain... ~DOGG 5/7/2022 np 1 10 DDI delete f2 10I f4 - 4+ 144 DII mmsort sc a & 3 4 5 8 9 O backspace Q W E R T P S D
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