1. Flood discharges (m³/s) observed in a stream for 30 years are given below arranged indecreasing order.2130 1950906839572 5631950 1620 1420 1230827816786559 479471C.d.e.f.g.1200 1180 1120 1040577 571608586628439 382 379 360 264a. Plot the histogram and frequency histogram dividing the data into six equalintervals.b. Investigate the effect of the number of class intervals using wider and narrowerintervals.Plot the cumulative distribution.Estimate the parameters for the central value of the flood discharge.Estimate the parameters representing the dispersion of the data.Compute the skewness coefficient. Can the data be considered to be symmetrical?The construction of a hydraulic structure on this stream will be stopped if a floodlarger than 950 m³/s occurs. What is the frequency of this event in a year?

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Answered: 1. Flood discharges (m³/s) observed in…

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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Listed below are pulse rates (beats per minute) from samples of adult males and females. Find the mean and median for each of the two samples and then compare the two sets of results. Does there appear to be a difference? Male: Female: 92 69 89 55 95 98 67 55 58 61 57 63 56 55 78 61 64 81 86 89 67 85 88 92 74 92 93 79 78 71 Find the means. The mean for males is beats per minute and the mean for females is (Type integers or decimals rounded to one decimal place as needed.) beats per minute.
Listed below are pulse rates (beats per minute) from samples of adult males and females. Find the mean and median for each of the two samples and then compare the two sets of results. Does there appear to be a difference? Male: Female: 81 57 61 80 71 91 63 61 85 77 88 64 59 53 86 54 96 60 82 67 70 85 81 91 84 78 86 69 65 79 Find the means. The mean for males is beats per minute and the mean for females is (Type integers or decimals rounded to one decimal place as needed.) beats per minute.
Scores: 43 68 20 33 3947 60 40 47 8180 67 48 78 4855 69 55 55 5770 80 63 71 6362 69 70 39 5740 62 25 62 5257 54 46 81 4679 46 52 63 2861 37 59 48 55 Requirements to do: • Frequency distribution• Graphical Presentation (Pie, Line, Bar and Ogives)• Mean, Median, Mode for Grouped Data
Given this data set below which consists of 49 data values answer the questions that follow. 110 120 150 160 180 190 210 220 240 250 350 360 470 490 550 560 660 700 750 760 830 930 270 280 330 380 420 460 520 520 530 580 590 650 710 730 740 780 790 810 840 860 870 940 820 920 950 990 1000 (a) Find the 32nd percentile: P32 = (b) Find the 79th percentile: P79 = (c) Find the percentile for the data value 520. Enter a number as your answer. For example, if the percentile is the 15th, then enter 15. (d) Find the percentile for the data value 950. Enter a number as your answer. For example, if the percentile is the 15th, then enter 15.
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