WFC Average 0.65% 10.26% StDev. Min -28.99% Max 27.51% 25. Based on the table above, what is the probability of Josing-7% or more for WFC? A. 0.07 B. 0.14 C. 0.23 D. 0.29 E. 0.31
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- At a certain University, the chance of a student receiving financial aid is 87%. 15 students are randomly and independently chosen. Use R/Rcmdr to find the probability that at most 12 of them are receiving financial aid. ROUND YOUR FINAL ANSWER TO 3 DECIMALS. Choose the most correct (closest) answer below? a.0.6916319 b.0.1204051 c.0.1879631 d.0.3083681p = 64.43%| d A trick coin has been weighted so that the probability of heads is 0.8 and the probability of tails is 0.2. 4. If you toss the coin 100 times how many heads would you expect on the average? =Dd 5. What is the probability of obtaining more than 95heads in 100 tosses? =Dd What is the probability of obtaining fewer than 95heads in 100 tosses? 6. 7. What is the probability of obtaining exactly 95 heads in 100 tosses? %3D 8. A true-false test has 36 questions. If a passing arade on this test is Y-24 (or morelcorrectR2
- A survey was conducted two years ago asking college students their top motivations for using a credit card. You think this distribution has changed. You randomly select 425 college students and ask each one what the top motivation is for using a credit card. Can you conclude that there has been a change in the distribution? Use a = 0.025. Complete parts (a) through (d). Response Old Survey % 29% New Survey Frequency, f Rewards 110 Low rates Cash back Discounts 23% 96 21% 109 7% 46 Other 20% 64 O B. The distribution of motivations is 110 rewards, 96 low rate, 109 cash back, 46 discounts, and 64 other. O C. The distribution of motivations is 29% rewards, 23% low rate, 21% cash back, 7% discounts, and 20% other. Which hypothesis is the claim? o Ho (b) Determine the critical value, Yo, and the rejection region. X = 11.143 (Round to three decimal places as needed.) Choose the correct rejection region below. Oc. XR1An experiment consists of tossing a fair coin 2 times. Find the probability that the coin will land on tails exactly 1 time. Write your answer as a percent rounded to one decimal place, i.e. 16.8%. Do not include the percent symbol.Please assist.G. Find the 40th percentile. 21.8 18.9 20.00 0.75A class of students took a test. The instructor said that the 75th percentile score was 90 out of 100. What does this mean? A. 90% of the students scored 75 or more on the test. B. 75% of the students scored 90 or more on the test. C. 25% of the students scored 90 or more on the test. D. The high score in the class was (.75)(90).Which of the following predictions can be calculated using a geometric distribution? a. the number of expeditions that will reach the top of Mount Everest this year b. the number of trucks a weigh station will inspect before finding one that is overloaded C. both of the above d. neither of the above 31 SAMSUNG DIl 9% & 5 6 7 8. yWhat is the probability of flipping a coin 11 times and getting heads 3 times? Round your answer to the nearest tenth of a percent. OA. 0.5 % B. 22.6% C. 16.1% D. 8.1%Find the mean of the binomial distribution for which n=60 and p=0.2. Round the answer to the nearest hundredth, as needed. Question content area bottom Part 1 A.30.00 30.00 B. 60.00 C.3.10 3.10 D.12.00SEE MORE QUESTIONS