QUESTION 4Descriptive Statistics. For the given data: 4 8 18 20 21 22 23 24 25 26 27 28 29 30 30 31 31 32 32 33 33 34 35 36 37 38 39 47 53a. Make a Frequency table with 7 classesb. Draw the histogram.c. Give the five number summaryd. Draw the box and whisker plot showing the fences, the whiskers and the outlersAttach File :Browse Local FiesBrowse Content CollectionBrowse Oracbak

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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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Find the Range from the following data series. 256, 258, 225, 296, 284, 276, 226, 235, 297, 257 a. 70 b. 75 c. 73 d. 72
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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…
7) Joseph is the manager at a restaurant. He wants to estimate the average amount a customer spends per visit. A random sample of 25 customers receipts had a mean of = $49 and $4.5. Find a 95% confidence interval for the average spent by all the standard deviation s = customers. Assume x has a distribution that is approximately normal. a) Based on the data, what distribution should be used? b) Use the appropriate formula to find the maximal error: E = c) Write the confidence interval: d) Interpret your result:
Here is a set of data. 75 90 108 266 391 469 560 690 694 725 798 803 857 964 Identify the 5 number summary (min, Q1, median, Q3, max)
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Construct a frequency distribution and a frequency histogram for the data set using the indicated number of classes. Describe any patterns. Construct a frequency distribution and a frequency histogram for the data set using the indicated number of classes. Describe any patterns. Number of classes: 8 Data set: Finishing times (in seconds) of 20 male participants in a 5K race 1717 1631 1575 1472 2296 1446 1251 1800 1596 1778 1955 1522 1824 1616 1303 1821 2018 2082 1579 1483
Identify the lower class limits, upper class limits, class width, class midpoints, and class boundaries for the given frequency distribution. Also identify the number of individuals included in the summary.complete a-f a. Identify the lower class limits. b. Identify the upper class limits. c. Identify the class width. d. Identify the class midpoints. e. Identify the class boundaries. f. Identify the number of individuals included in the summary.
Create a histogram/frequency polygon, frequency distributuion table, and stem and leaf plot based on the data given (see attached file)
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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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Descriptive Statistics For the given data: 4 8 18 20 21 22 23 24 25 26 27 28 29 30 30 31 31 32 32 33 33 34 35 36 37 38 39 47 53 a. Make a Frequency table with 7 classes b. Draw the histogram c. Give the five number summary