Problem 15. Draw a histogram from the following data :Mid Value15253545556575Frequency1024403220144

Answered: Image /qna-images/answer/3d083214-15e5-4dd7-a37f-0d3ec52d23e5.jpg

Answered: Problem 15. Draw a histogram from the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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1. Using the following data: 5568 8 9 10 10 12 15 16 19 20 20 21 24 25 25 30 32 Quartile 1 = Quartile 2 = Quartile 3 =
10. Refer back to the histogram from question #4.(Attatched)a. Compute the mean number of shipping daysc. Write the 5-number summary for this data.d. Create box plot.
Males 74 75 69 72 75 73 88 76 71 64 67 71 72 82 71 83 82 78 80 81 75 Females 75 57 61 71 79 78 81 65 57 80 73 83 86 79 65 70 69 76 55 66 79 5. Construct stem-and-leaf plots for each data set using four stems. You should have two separate plots: one for men and one for women. 6. Why is it important to have the same stems for both plots, even though one plot has an empty stem? 7. Comment on the distributions. What type on conclusions can you make about the heart rates of males and females? Do they appear to be very different?
5. Suppose a marketing research firm would like to examine if the social networking site that a person primarily uses is influenced by his or her age. In a randomly drawn sample, 369 social network users were asked which site they primarily visited. These data are presented in the following table along with each person's age group. Complete parts a. through c. below. 1 Click the icon to view the data table. a. Using a = 0.025, perform a chi-square test to determine if age group and social networking site used are independent of one another. Identify the null and alternative hypotheses for a chi-square test of independence based on the information in the table. Choose the correct answer below. O A. Ho: Age group and social networking site are independent of one another. H: Age group and social networking site are not independent of one another. O B. Ho: Age group and social networking site are independent of one another. H,: The age group affects the social networking site. OC. Ho: Age…
45. Calculate H.M. from the following data. Values 30-40 40-50 50-60 60-70 70-80 80-90 90-100 Frequency 15 13 8 6 15 15 7 6
2. Plot histogram and polygon diaerat! H.W(1) the data below represent workers' wages: 10 21 43 46 53 75 55 40 36 47 30 41 48 52 32 47 35 46 56 66 62 61 21 63 22 37 15 57 25 27 50 72 31 45 32 39 49 35 42 54 42 44 51 32 44 48 23 71 18 65 1. Create a frequency table. 3. Plot Ascending and descending cumulative frequency. 4. Find the number of workers who have wages less than 35$. 5. Find the percentage of the number of workers who their wages ranging are between (25-55)$.
2. Is the data in the frequency table below Nominal, Interval, or Ordinal level of measurement? Lunch Choices Mac 'n Cheese Sandwich Chicken Nuggets Answer: Soup Hamburger Answer: Frequency 5 8 6 2 1 3. What is the mode of the frequency table in question 2?
A population data set produced the following information. N = 250. Ex = 9980, Ey = 1455, xy = 85,040 E2 = 486,820, and = 136,745 Find the values of oe and p?. Round oe to four decimal places and p? to three decimal places. i
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Use the data set listed and technology to create frequency histograms with 5, 10, and 20 classes. D 16 Frequency O C. 8 Frequency 12 4 10 1 1 04 8 12 16 Data Value 12 0 4 8 12 16 20 Data Value 1 4 8 12 16 20 Data Value 4 12 5 15 Create a histogram with 10 classes. Choose the correct histogram below. O A. 5 85 55 82 9 66 9 13 15 10 0 в. OD. Frequency Frequency 104 1954NG 648 12 16 Data Value TH 0 4 8 12 16 20 Data Value 10+ TU 4 8 12 16 20 Data Value G E
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Problem 15. Draw a histogram from the following data : Mid Value 15 25 35 45 55 65 75 Frequency 10 24 40 32 20 14 4