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Homework: Online Assignment #3 (chapter 3) Save Score: 0 of 1 pt 18 of 40 (32 complete) HW Score: 69.29%, 27.72 of 40 pts 3.2.24 Question Help Waiting times (in minutes) of customers at a bank where all customers enter a single waiting line and a bank where customers wait in individual lines at three different teller windows are listed below. Find the coefficient of variation for each of the two sets of data, then compare the variation. Bank A (single line): 6.5 6.6 6.6 6.8 7.1 7.3 7.3 7.7 7.8 7.8 Bank B (individual 4.0 5.4 5.9 6.3 6.7 7.7 7.8 8.4 9.3 9.7 lines): The coefficient of variation for the waiting times at Bank A is (Round to one decimal place as needed.)Homework: Online Assignment #3 (chapter 3) Save Score: 0 of 1 pt 20 of 40 (32 complete) HW Score: 69.29%, 27.72 of 40 pts 3.2.33 Question Help A certain group of test subjects had pulse rates with a mean of 73.5 beats per minute and a standard deviation of 10.2 beats per minute. Use the range rule of thumb to identify the limits separating values that are significantly low or significantly high. Is a pulse rate of 143.9 beats per minute significantly low or significantly high? Significantly low values are beats per minute or lower. (Type an integer or a decimal. Do not round.)Homework: Online Assignment #3 (chapter 3) Score: 0 of 1 pt { 22 of 40 (32 complete) 7 ) HW Score: 69.29%, 27.72 of 40 pts 3.243 Question Help V a Using the accompanying table of data, blood platelet counts of women have a bell-shaped distribution with a mean of 255.1 and a standard deviation of 65.3. (All units are 1000 cells/pL.) Using Chebyshev's theorem, what is known about the percentage of women with platelet counts that are within 2 standard deviations of the mean? What are the minimum and maximum possible platelet counts that are within 2 standard deviations of the mean? E Click the icon to view the table of platelet counts. Using Chebyshev's theorem, what is known about the percentage of women with platelet counts that are within 2 standard deviations of the mean? At least I:% of women have platelet counts within 2 standard deviations of the mean. (Round to the nearest integer as needed.) Homework: Online Assignment #2 (chapter 2) Score: 0 of 1 pt 4 5 of 23 (25 complete) v } HW Score: 79.17%, 22.17 of 28 pts 21 21 Question Help Y Q Construct the cumulative frequency distribution for the given data. Age (years) of Best Actress when award was won Cumulative Frequency Age (years) of Best Actress when award was won Frequency '3. Less than 30 20-29 27 30_39 36 Less than 40 _ 40-49 14 Less than 50 50-59 2 = 60-69 6 Less than 60 _ 70-79 1 Less than 70 80-89 2 Less than 80 Less than 90 Homework: Online Assignment #2 (chapter 2) Score: 0 of 1 pt 4 1 of 28 (25 complete) V b HW Score: 79.17%, 22.17 of 28 pts 2_1_8 Question Help V 0 Identify the lower class limits, upper class limits, Blood Platelet Count of class width, class midpoints, and class Females (1000 cells/ILL) Frequency Ct. boundaries for the given frequency distribution. 100-199 24 Also identify the number of individuals included 200-299 93 in the summary. 300-399 27 400-499 1 500-599 2 Identify the lower class limits. DDDDD (Type integers or decimals. Do not round. Use ascending order.) Homework: Online Assignment #2 (chapter 2) Save Score: 0 of 1 pt 4 of 28 (25 complete) V HW Score: 79.17%, 22.17 of 28 pts 2.1.11 Question Help The data represents the body mass index (BMI) values 17.7 33.5 26.7 25.8 24.8 for 20 females. Construct a frequency distribution 29.9 25.3 18.3 29.3 23.5 beginning with a lower class limit of 15.0 and use a 19.2 25.5 23.6 37.7 38.9 class width of 6.0. 28.2 44.9 32.2 28.9 24.1 Body Mass Index Frequency 15.0-20.9 21.0-26.9 27.0-32.9 33.0-38.9 39.0-44.9Homework: Online Assignment #1 (chapter 4) Score: 0 Of 1 pt { 23 of 64 (64 complete) v ) HW Score: 84.9%, 54.33 of 64 pts 4..230 Question Help V '0' In a study of helicopter usage and patient survival, among the 59,436 patients transported by helicopter, 299 of them left the treatment center against medical advice, and the other 59,137 did not leave against medical advice. If 40 of the subjects transported by helicopter are randomly selected without replacement, what is the probability that none of them left the treatment center against medical advice? The probability is [3 (Round to three decimal places as needed.) Homework: Online Assignment #1 (chapter 4) Score: 0 of 1 pt { 51 of 64 (64 complete) 7 } HW Score: 84.9%, 54.33 of 64 pts 4..417 Question Help V a Winning the jackpot in a particular lottery requires that you select the correct four numbers between 1 and 40 and, in a separate drawing, you must also select the correct single number between 1 and 32. Find the probability of winning the jackpot. The probability of winning the jackpot is (Type an integer or simplied fraction.) Homework: Online Assignment #1 (chapter 4) Score: 0 of 1 pt 4 55 of 64 (64 complete) v ) HW Score: 84.9%, 54.33 of 64 pts 8 4..427 Question HeIpV a How many different ways can the letters of "kissing" be arranged? The number of different ways that the letters of "kissing" can be arranged is D. (Simplify your answer.) Score: 0 of 1 pt 4 63 of 64 (64 complete) v } HW Score: 84.9%, 54.33 of 64 pts *48_7 Question Help V O In a study of pleas and prison sentences, it is found that 56% of the subjects studied were sent to prison. Among those sent to prison, 39% chose to plead guilty. Among those not sent to prison, 44% chose to plead guilty. a. If one of the study subjects is randomly selected, nd the probability of getting someone who was not sent to prison. b. If a study subject is randomly selected and it is then found that the subject entered a guilty plea, nd the probability that this person was not sent to prison. Score: 0 of 1 pt { 52 of 64 (64 complete) V ) HW Score: 84.9%, 54.33 of 64 pts 4..422 Question Help V O- A classic counting problem is to determine the number of different ways that the letters of "magically" can be arranged. Find that number. The number of different ways that the letters of "magically" can be arranged is D. (Simplify your answer.) Homework: Online Assignment #1 (chapter 4) Save Score: 0 of 1 pt 54 of 64 (64 complete) HW Score: 84.9%, 54.33 of 64 pts X 4.4.23 Question Help A corporation must appoint a president, chief executive officer (CEO), chief operating officer (COO), and chief financial officer (CFO). It must also appoint a planning committee with five different members. There are 14 qualified candidates, and officers can also serve on the committee. Complete parts (a) through (c) below. a. How many different ways can the officers be appointed? There are different ways to appoint the officers