1. A random sample of 35 cars was taken from a car rental agency, and the highway mileage of each carwas measured in miles per gallon (mpg). Complete the relative frequency table and create a relativefrequency histogram for the data.24-26.927- 29.930 - 32.933- 35.936 - 38.91339 -41.99.42-44.9total1.00131

Answered: Image /qna-images/answer/5e53694f-9a77-4827-9769-916b586bb52c.jpg

Answered: 1. A random sample of 35 cars was taken…

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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When 30 randomly selected customers left a convenience store, each was asked the number of items he or she purchased. Construct an ungrouped frequency distribution for the data. Create a histogram for the data in #7. Create a frequency polygon for the data in #7. 2 10 5 4 7 6 3 9 7 6 7 6 4 9 7 6 3 4 3 5 6 10 10 9 10 4 3 2 8 5
Suppose we want to know the mean number of shurikens thrown each night by ninjas in Konoha village. Getting this information from every ninja in the village would take forever. Instead, we randomly select 20 ninjas from the ninja school that is closest to us. a. Identify the population of interest in this survey b. Describe the parameter of interest in this survey. c. Identify the sample of interest in this survey.
Ms. Garcia gave her students a biology test last week. Here are the test scores for each of the sixteen students. 83 79 78 82 77 81 Test scores 80 78 Send data to calculator Test scores 71.5 to 75.5 75.5 to 79.5 79.5 to 83.5 (a) Complete the grouped frequency distribution for the data. (Note that the class width is 4.) 83.5 to 87.5 87.5 to 91.5 86 X 90 85 74 84 74 73 89 Frequency S (b) Using the classes from part (a), draw the frequency polygon for the data. Note that you can add or remove classes from the figure. Label each class with its midpoint. Frequency 4+ 3+ 2+ L Test scores 0:00 00:0 X ? 10 A 8 Aa
The following data describes percentage of satisfied customers at Touchdown Sporting Goods. Complete the frequency table for this data. 86.9, 80.8, 91.1, 77.4, 85.6, 84.3, 86.6, 77.8, 88.6, 87.2, 87.3, 93.1, 95.8, 90.8, 84.9, 79.1, 86.1, 80.3 Determine the frequency of each class in the table shown. Answer Percentage of Satisfied Customers at Touchdown Sporting Goods Class 77.0-80.9 81.0-84.9 85.0-88.9 89.0-92.9 93.0-96.9 Frequency E
Consider the following partially filled frequency table: Value Frequency 0.5 1.0 2.9 Calculate the mean (to 2 d.p.). Cumulative Relative Frequency Frequency 0.2 39 100
1. In statistics the term frequency is normally thrown around, especially relating to tables and charts. Explain the term frequency in statistics as well as the concept of cumulative frequency. 2. As mentioned above, tables and charts are used to illustrate data in statistics. Some of the common tables and charts used are tally charts, cumulative frequency table, bar/ column chart, histogram and pie chart. 3. Using these numbers 17 17 19 12 13 16 17 14 14 11 14 17 18 16 14 14 17 13 18 19 18 14 12 19 17 11 19 13 15 17 15 15 17 12 17 13 16 12 16 13 13 11 12 11 16 13 15 16 13 13 Example Class 11 12 13 14 15 16 a. Construct firstly a tally chart and cumulative frequency table with the classes labelled (11, 12, 13, 14, 15, 16, 17, 18, 19) 17 18 19 Tally b. Using either your tally chart or cumulative frequency table, construct a horizontal bar chart, a histogram, and a pie chart to illustrate the data. 4. Statistics also delas with the likelihood of a particular outcome happening, this is…
130 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 0.1077 14 13 0.1 27 13 40 3 15 0.1154 55 4 19 0.1462 74 5. 21 0.1615 6. 13 0.1 108 22 0.1692 130 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 2 times per week? Submit Question
110 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 14 0.1273 14 1 14 0.1273 28 2 10 0.0909 38 3 58 4 11 0.1 69 5 7 0.0636 76 6. 17 0.1545 7 17 0.1545 110 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 7 times per week? Hint: Frequency Tables
The following data represent the weights (kg) of a sample of the 37 students in one of the colleges. What is required: Create the frequency distribution table for these data: 100 , 65 , 70, 83 , 94, 55, 46 , 47.8 , 62.3 , 77.2, 61.3, 62.9, 66.5 , 66.9 , 68.3 , 70 , 73.2, 73.8 , 82.4, 58.2, 59.9, 54.4, 58.7, 52.6, 51.8, 74.1, 80.2, 75.1, 78.3, 58.5 , 62, 66.3, 65, 67.1, 88.2, 89.1 , 80.1, 76.3
This data was collected from the members of our class. I have tried to remove anything that would identify an individual. 1. What is the scale of each variable? 2. Construct a frequency table and chart showing the distribution across gender in this class. 3. Construct a cross tabulation with Gender in one direction and Height in the other direction. Group the height category into 5 groups. 4. Is there a difference in the age distribution across gender? 5. Give a summary of our class based on this data about our class. Gender Height Year Born Male 76 1994 Male 72 1983 Female 65 1997 Male 68 1966 Female 67 1997 Male 70 1996 Male 71 1996 Male 73 1996 Male 72 1995 Male 71 1998 Male 73 1993 Female 66 1980 Female 62 1998 Male 76 1984 Female 70 1985 Female 62 1992 Female 62 1992 Male 73 1996 Female 68 1987 Male 60 1971 Female 60 1971 Male 60 1971 Male 74 1970 Male 77 1998 Male 77 1998 Male 68 1990 Female 64 1996 Male 80 1997 Male…
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