(a) Find the five-number summary, and (b) draw a box-and-whisker plot of the data. 4 8 8 5 2 9 8 7 9 5 9 4 2 6 2 98779 ...
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- Draw the box plot of the following:2 2 3 4 5 5 5 6 7 9 12A stem-and-leaf plot for the number of touchdowns scored by all Division 1A football teams is shown below. Complete parts (a) through (c). 1 3 4 5 7 8 8 Key: 1|5=15 2 0 1 2 2 3 4 5 7 8 8 9 3 0 0 1 1 1 2 2 3 3 4 4 5 5 7 7 7 8 9 4 0 0 1 2 2 3 4 5 5 5 5 6 7 8 8 9 5 0 2 3 5 5 7 8 6 1 3 6 7 7 8 7 (a) If a team is selected at random, find the probability the team scored at least 33 touchdowns.You are given the following stem and leaf plot on the ages of employees at a company. 2 | 1 7 8 3 | 2 2 6 6 7 8 4 | 0 1 2 4 4 8 8 5 | 2 3 5 8 Over 1/3 of the employees are in their _____ ["", "", "", ""] 40s, 30s, 20s, 50s What is the age of the youngest employee? ["", "", "", "", ""] AC 0, 18, 26, 21, 2 Which one of the following statements is most true of the distribution of ages? AC Fairly symmetric and unimodal Fairly symmetric and bimodal The ages are evenly spreadout across the 20s 30s 40s and 50s strongly skewed to the right and unimodal
- Solve. 4) Construct a box plot from the data below. 20 25 26 26 26 272933 41 43 45 46 47 4850 50 50 51 53 55 57 60 61 62 631) The results in the top box plot represent the scores of students in one class, while the bottom box plot represents the scores of students in another class. Which class do you think performed better? Give specific reasons for your answers. 2) Given that the pass mark was the same for both classes, the teacher from class number 2 claims at least half his class passed the test. Is his claim correct?Consider the following stem and leaf plot: Stem 12 2 3 5 699 13 2 5 699 14 2 4 4 699 15 3 5 9 2 2 2 259 16 17 18 Leaves 19 20 4 5 69 2 3 4 5 999 2 4 5 9 24 9 Kay 2 = 122 | H What is the mode?
- The accompanying box-and-whisker plots can be used to compare the annual incomes of three professions. Nuclear engineer Police officer Musician 0 20 80 100 120 140 60 Annual Income (thousands of dollars) 40 Based on the box-and-whisker plots, which statement is true? o The median income for nuclear engineers is greater than the income of all musicians. o The median income for police officers and musicians is the same. o All nuclear engineers earn more than all police officers. oA musician will eventually earn more than a police officer. ProfessionTim took a random survey of 20 sixth graders and 20 eighth graders. He asked how many hours a week each played sports. His data is shown in the two dot plots below. 0 12 3 4 567 89 10 6th Graders 0 12 3 4 5 6 7 8 9 10 8th Graders What is the difference between the median number of hours that 6h graders play sports,and the median number of hours that 8th graders play sports? A 4h C 2h B 2.5 h D 1.65 h .. 00002. A school keeps a record of drinks purchased from their cafeteria. The data in the table show the purchases for the first eight days of school broken down into lemon juice and choco milk purchases. Lemon Juice 25 17 27 21 23 21 16 26 Choco Milk 10 16 9 15 18 19 22 11 A. Draw a box-and-whisker plot for the lemon juice purchases. B. Draw a hox-and-whisker plot for the choco milk purchases. C. What is the median for lemon juice purchases? Choco milk purchases? D. How do the data sets differ? 3. It is hypothesized that there are fluctuations in norepinephrine (NE) levels which accompany fluctuations in affect with bipolar affective disorder (manic-depressive illness). Thus, during depressive states, NE levels drop; during manic states, NE levels increase. To test this relationship. researchers measured the level of NE by measuring the metabolite 3-methoxy-4-hydroxyphenylglycol (MHPG in micro gram per 24 hour) in the patient's urine experiencing varying levels of mania/ depression.…
- Consider the following ordered data.2 5 5 6 7 7 8 9 10 Find the low, Q1, median, Q3, and high. b) Find the interquartile range c) Make a box-and-whisker plotConsider a stem-and-leaf display for the following data: 12 52 51 37 47 40 38 26 57 31 49 43 45 19 36 32 44 48 23 18 Stem and Leaf Plot 1 | 2 8 9 2 | 3 | 1 2 6 7 8 4 | 0 3 4 5 7 8 9 5 | 1 2 7 What leaves are missing corresponding to the stem of 2? AC A 2,4,6,8 B 1,5 C 3,6 D 1,3,5,9 What is the relative frequency of numbers greater than 46? ["", "", "", ""] AC A.4, B .3, C .2, D .1 What is the frequency of numbers between 42 and 46? ["", "", "", ""] AC A .3, B 3,C 2, D 64. The five-number-summary of a box plot are the five numbers that separate the sections of the boxplot (minimum, Q, median, Q., and maximum). List these 5 numbers if a boxplot is created from the following numbers. -7 1 -1 1 -7 22 7 -5 1
