' B P\" 02 5' 98 G Details Here isaset of data. 39 | 59 | 73 | 61 | 149 | 205 223 | 272 | 379 505 | 545 | 563 595 | 635 | 656 | 822 827 | 942 | Identify the 5 number summary (min, Q1, median, 03, max) GUESS Question Help: Q Written Example 8 Message instructor Submit Question Jump to Answer myopenmath.com ' .Question 16 v I t I 80/4 pts 020 299 (Doetails Suppose that the speed at which cars go on the freeway is normally distributed with mean 71 mph and standard deviation 6 miles per hour. Let X be the speed for a randomly selected car. a. What is the distribution of X? X - N(:],S) b. If one car is randomly chosen, find the probability that it is traveling more than 69 mph. Round to 4 decumal places. c. If one of the cars is randomly chosen, find the probability that it is traveling between 70 and 73 mph. Round to 4 decimal places. [:] Question Help: @ Written Example 8 Message instructor \\ myopenmathcom C ' .Question 17 v J The number of calories consumed by customers at the Chinese buffet is normally distributed with mean 2778 and standard deviation 680. One randomly selected customer is observed to see how many calories X that customer consumes. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - N(:],:]) b. Find the probability that the customer consumes fewer than 2594 calories. C] c. What proportion of the customers consumed more than 3053 calories? C] Question Help: Q Written Example 8 Message instructor @ i] a 0/4 pts '0 20 3 99 (D Details myopenmathcom C l .Question 18 v W The average THC content of marijuana sold on the street is 9.4%. Suppose the THC content is normally distributed with standard deviation of 2%. Let X be the THC content for a randomly selected bag of marijuana that is sold on the street. a. What is the distribution of X? X ~ N([:],:]) b. Find the probability that a randomly selected bag of marijuana sold on the street will have a THC content greater than 9.1 . Round to 4 decimal places. c. Find the 75th percentile for this distribution. Round to 2 decimal places. S96 Question Help: [a Written Example 8 Message instructor $3. 8 0/4 pts .0 20 3 99 (D Details ' \\ E] l \\ myopenmathcom Cl [1'] ' iii1 I 0 Question 19 v L J 80/4 pts '0 20 3 99 (D Details The percent of fat calories that a person in America consumes each day is normally distributed with a mean of about 35 and a standard deviation of 9. Suppose that one individual is randomly chosen. Let X=percent of fat calories. a. What is the distribution of X? X - N(:],:]) b. Find the probability that a randomly selected fat calorie percent is more than 41. Round to 4 decimal places. c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places. C] Question Help: Q Written Example Message instructor 7: ED '7 W V N W' myopenmathcom O "a \"'"r'" ' " ' -' CT} , 0 Question 20 v a 0/4 pts '0 20 {.3 99 G) Details Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed with a mean of 263 feet and a standard deviation of 39 feet. Let X be the distance in feet for a fly ball. a. What is the distribution of X? x ~ N([:],[:]) b. Find the probability that a randomly hit fly ball travels less than 288 feet. Round to 4 decimal places. C] c. Find the 90th percentile for the distribution of distance of fly balls. Round to 2 decimal places. C] feet Question Help: Q Written Example 8 Message instructor Submit Question Jump to