this is for stats please answer asap i have a quick, digitally please ONLY ANSWER NO EXPLANTION

Q4

Find both the mean and standard deviation for the data table provided below. Click the icon to view the data table. . . . The mean is (Round to one decimal place as needed.) The standard deviation is (Round to one decimal place as needed.)\fListed below are the numbers of hurricanes that occurred in each year in a certain region. The data are listed in order by year. Find the range, variance, and standard deviation for the given sample data. Include appropriate units in the results. What important feature of the data is not revealed by any of the measures of variation? 11 4 4 14 12 7 7 CI 17 1 16 11 19 (It The range of the sample data is D |:| (Round to one decimal place as needed.) The standard deviation of the sample data is D |:| (Round to one decimal place as needed.) The variance of the sample data is D |:| (Round to one decimal place as needed.) What important feature of the data is not revealed through the different measures of variation? "C:- A. The measures of variation do not reveal the difference between the largest number of hurricanes and the smallest number of hurricanes in the data. 4"} B. The measures of variation reveal nothing about how the numbers of hurricanes are spread. " ':- C. The measures of variation reveal nothing about the pattern over time. 5'} D. The measures of variation reveal no information about the scale of the data. Consider various prices of groceries with the following data set of 20 prices. Find the price which corresponds to the 85th percentile: 2.5 2.7 2.7 2.7 3.2 3.4 3.6 3.8 4.0 4.0 5.0 5.6 9.2 9.6 13.0 13.6 15.8 24.5 31.2 44.9 (E {1:- A. 3.4 :1. .3 B. 20.15 {:3 c. 31.2 {:3 D. 4.5 {23 E. 3.1 :3 F. There is no value that corresponds to the 85th percentile '31} G. 13.6 '31} H. 15.8 In a certain country. the true probability of a baby being a boy is 0.531. Among the next eight randomly selected births in the country, what is the probability that at least one of them is a girl? <: the probability is d. to three decimal places as needed. a clinical test on humans of new drug normally done in phases. phase i conducted with relatively small number healthy volunteers. for example specic involved only subjects. assume that we want treat this and have suitable volunteers available. complete parts through below. e a. if subjects are selected treated sequence so trial discontinued anyone displays adverse effects how many different sequential arrangements possible people from available choose correct answer .666 b. all at same time treatment groups there d possible. c. randomly what selecting youngest p an integer or simplified fraction.>