Question 11 (0.25 points) You are examining the wait time for help with rebooking tickets with major airline's phone service. What would a large standard deviation of wait times mean? The wait times for rebooking tickets are not very similar to one another. Some customers waited a lot longer than others or a lot less than other customers. The wait times for rebooking tickets are very similar to one another. Customers waited nearly the same amount of time. The wait times for rebooking tickets are exacity the same for every customer. Question 14 (0.25 points) Customers waited a very long amount of time. According to the Arkansas Waterfowl Report an average of 1.2 million ducks migrate Question 12 (0.25 points] National Weather Service reports the annual snowfall in Juneau Alaska to have a through the state yearly with a standard deviation of 0.2 million ducks. Assuming the mean of 86 inches with a standard deviation of 8.5 inches. Assuming the distribution distribution is bell-shaped, what percent of years would there be between 1.4 and is bell-shaped, how much annual snowfall can about 95%% of years in Juneau expect to have? 1.6 million ducks migrating through Arkansas? Between 77.5 inches and 94.5 inches Between 80 inches and 100 inches Between 69 inches and 103 inches Between 60.5 inches and 111.5 inches Question 15 (0.25 points) Question 13 (0.25 points) In 2019, College Board reported that the mean score for the math section of the SAT National Weather Service reports the annual snowfall in Juneau Alaska to have a mean of 86 inches with a standard deviation of 8.5 inches. Assuming the distribution was 528 with a standard deviation of 110. A math department at local university is bell-shaped. what percent of years will have an annual snowfall less than 77.5 would like to give a scholarship to any student that scored in the top 2.5% of inches? students in the math section. What is the minimum score needed to get this 16% scholarship? Assume the scores are normally distributed. O 86% 2.5% O 10%Question 5 (0.25 points) Saved Question 6 (0.5 points) The contingency table below summarizes a survey given to 130 randomly selected middle schoolers. The contingency table below summarizes a survey given to 130 randomly selected middle schoolers. Grade Has Cell Phone No Cell Phone Total 6th 12 33 45 Grade Has Cell Phone No Cell Phone Total 7th 10 22 32 6th 12 33 45 8th 34 19 53 7th 10 22 32 Total 56 74 130 8th 34 19 53 What percent of these middle schoolers are 7th graders? Round your answer to 1 Total 56 74 130 decimal place. Which grade is least likely to have a cell phone? Please upload a photograph your work and explain your decision. Question 7 (0.5 points) A Gallup Poll from October 15, 2020 asked 1,014 U.S adults if they thought marijuana should be legalized. The data provided has two categorical variables Age Question 9 (0.25 points) Group (18-34. 35-54. 55+) and Legalize Marijuana (Yes, No). What percent of 18 - 34 What if a thirteenth brand of coffee was added to the data set in the previous year olds responded that marijuana should be legalized? Round your anser to 2 problem? Death Wish is one of the world's strongest coffees with caffeine decimal places. concentration of 458 mg/cup. How would this affect the standard deviation? Click here to open the data in StatCrunch.Question 8 (0.25 points) Consumer Reports Health reported the accompanying caffeine concentration Question 10 (0.25 points) (mg/cup) for 12 brands of coffee. Click here to open this data in StatCrunch. The dot plot below displays the high temperature ("F) of the day for all 31 days in Compute the standard deviation for the caffeine concentration. Round your answer March 2017. When comparing Baltimore's and San Diego's high temperatures. to 1 decimal place. which city has a smaller standard deviation? Caffeine Concentration Coffee Brand (me/cup] Eight O'clock 140 Caribou 195 Kickapoo 155 Starbucks 115 San Diego Bucks Country Coffee Co. 195 Archer Farms 180 Gloria Jean's Coffees 110 Baltimore. " al . . l. . Chock Full s'Nuts 110 30 40 50 60 70 80 Peet's Coffee DET Temperature Maxwell House 55 Folgers 60 Millstone 60 O Baltimore San Diego OO Cannot determine