Requesting help with dispersion statistics

Question 1 (1 point)8P1SaveQuestion 2 (1 point)Six Hatfields and four McCoys are up for 3 construction jobs in Williamson.  What is the probability that all 3 jobs go to Hatfields?Answer in decimal form.  Round to 3 decimal places as needed.SaveQuestion 3 (1 point)Five Hatfields and three McCoys are up for 3 construction jobs in Williamson.  What is the probability that all 3 jobs go to Hatfields?Answer in decimal form.  Round to 3 decimal places as needed.SaveQuestion 4 (1 point)Given P(A) = 0.21, P(B) = 0.24, and P(B|A) = 0.24, are A and B independent or dependent?SaveQuestion 5 (1 point)Given P(A) = 0.51, P(B) = 0.79, and P(A or B) = 0.66, are events A and B mutually exclusive?SaveQuestion 6 (1 point)Given P(A) = 0.20, P(B) = 0.27, and P(B|A) = 0.20, are A and B independent or dependent?SaveQuestion 7 (1 point)Snoopy Brown is interested in the number of businesses that do not allow dogs in St. Paul, MN.  To conduct his study, he randomly selects 100 businesses listed in the St. Paul phone book, calls them and asks their policy.  What is the sample of this study?SaveQuestion 8 (1 point)Zaphod Beeblebrox has recently purchased a second-hand ballpoint pen business.  In the first month, they purchased the following pens.ColorCountBlack582Blue651Red404Green106UltraViolet782Purple585What is the relative frequency of green pens purchased?Answer in decimal form.  Round to 3 decimal places as needed.SaveQuestion 9 (1 point)Belinda HatfieldSaveQuestion 10 (1 point)Compute the median of 39, 51, 31, 59, 18, 39Round to 2 decimal places as neededSaveQuestion 11 (1 point)Compute the median of 44, 26, 50, 38, 50, 18Round to 2 decimal places as neededSaveQuestion 12 (1 point)Compute the median of 33, 55, 15, 39, 49.Round to 2 decimal places as needed.SaveQuestion 13 (1 point)What is the range of the following: 63, 67, 50, 10, 55, 18Round to 2 decimal places as needed.SaveQuestion 14 (1 point)What is the range of the following: 11, 23, 51, 24, 67, 43Round to 2 decimal places as needed.SaveQuestion 15 (1 point)What is the range of the following: 17, 20, 43, 11, 18, 69Round to 2 decimal places as needed.Save12.3_pre_final_prep.docx5 years ago01.12.20165Report Issue