7. What is the Mode in Figure 2?8. Outliers are observations that are far from the other observations. How many childrenare outliers in Figure 3? Figure 3. Parent-child reading time.1020 22 242628321012141630Amount of reading (times per two weeks)Note: Frequency of parent-child reading interactions in a 2-weck period for the sample of 30 preschool childrenfrom low-incomė families. Frequency refers to the number of children in each category of reading interactionsFigure 2. Children's books in the home.1510102030405060708090100110Number of booksNote: Number of children's books in the home for the sample of 30 preschool children fromlow-income families. Frequency refers to the number of children in each category of books.

Answered: 7. What is the Mode in Figure 2? 8.…

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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The table shows the weekly income of 20 randomly selected full-time students. If the student did not work, a zero was entered. (a) Check the data set for outliers. (b) Draw a histogram of the data. (c) Provide an explanation for any outliers. (a) List all the outliers in the given data set. Select the correct choice below and fill in any answer boxes in your choice. OA. The outlier(s) is/are OB. There are no outliers. (Use a comma to separate answers as needed.) 595 349 0 401 379 439 395 354 434 473 3031 551 224 421 360 508 269 0 310 553
This is for statistics. Find a study that would result in a collection of data that is skewed to the left, bimodal, and uniform.
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Use the following data set to answer Questions #12 and #13. 65 55 65 54 60 57 55 58 63 58 57 65 57 58 84 Are there any outliers? There exists at least one outlier in the data set at 84. There exists outliers in the data set at 55 and 84. O There are no outliers in the data set.
You are interested in how many contacts older adults have in their smartphones. Here are data on the number of contacts for a random sample of 30 elderly adults with smartphones in a large city. 7 20 24 25 25 28 28 30 32 35 42 43 44 45 46 47 48 48 50 51 72 75 77 78 79 83 87 88 135 151 Are there any outliers? Enter the boundary for low and high outliers below, then determine if the data set has any outliers. Do not round the boundary values.
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8. The following table gives the winning scores in the Masters golf tournament for the years from 1973 to 2008. Use it (a) to construct a stem and leaf plot, and (b) to find the sample median of the winning scores in these years.
Several Grade 10 students wrote a Physical Education exam and their results are below: 77 78 80 75 79 98 82 83 81 77 Phys Ed Test Marks 70 73 79 83 70 74 78 79 73 81 75 77 51 71 79 79 84 71 72 75 a) Determine the mean, median, mode of the set of marks. b) What are the outliers in this situation? c) Jason's mark was 80%. What is Jason's percentile rank?
We are curious about the average number of Facebook friends that college students have. We take a simple random sample of 40 students and record the number of Facebook friends each student has. 1. Before we open the data set, what is our population, our sample, and our parameter of interest? 2. Using the graph, describe any significant features of the data set. What shape does it have? What is the range of the number of Facebook friends? Are there any outliers?
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7. What is the Mode in Figure 2? 8. Outliers are observations that are far from the other observations. How many children are outliers in Figure 3?