5:5. Marks secured by 50 students in a test paper are given below3040485539253112182154595133434410381926413537414633513758581719232629385736354443271943223147343115Prepure u frequency table with class intervals 10-19, 20-29, 30-39,... and calculate the value ofIhe urithmetic mean from the frequency table obtained.

Answered: Image /qna-images/answer/37192f25-2d73-4193-8f4c-687e1d705e07.jpg

Answered: 5:5. Marks secured by 50 students in a…

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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4) The table shows, for the years 1997–2012, the mean hourly wage for residents of the town of Pity Me and the mean weekly rent paid by the residents. Mean hourly wage (dollars) Mean hour. Mean weekly rent (dollars) Mean weekly rent (dollars) Year Year (dollar 116 1997 57 10.38 2005 28.99 59 113 1998 10.89 2006 28.63 2007 1999 62 11.96 112 36.75 14.55 2000 63 12.46 2008 86 17.90 2001 86 17.72 2009 90 2002 2010 119 28.07 90 14.67 131 35.24 2003 2011 17.97 100 122 2004 2012 22.23 31.87 115 Find the least squares line that uses mean hourly wage to predict mean weekly rent. Round values to the nearest ten-thousandth. Include a scatter plot with the regression lino
Calculate Organize the data into a frequency distribution with FIVE classes with the minimum entry of 1. Make a frequency table showing class limits, class boundaries, frequencies, midpoints, Cumulative frequency, and relative frequencies. 49 18 36 19 18 17 1 21 22 54 46 50 1 59 39 43 39 5 9 38 14 45 54 59 46 50 29 38 40 43 41 10 39 What is the Cumulative frequency of 3rd Class? 25 50 12 19 41 25 19
What is mean? What is median ? What is mode? 20 16 23 16 33 19 24 32 22 35 22 21 25 39 21 15 18 30 22 41 33 26 18 21 21 20 31 26 18 37 19 20 17 24 20 23 27 43 40 14 17 42 22 24 37 25 20 39 40 22 19 20 29 41 35 23 29 43 24 36 17 20 34 17 26 28 34 29 35 19 18 30 23 21 37 25 37 14 29 28 35 28 39 29 28 39 25 39 42 40 33 35 18 25 24 34 17 19 23 15 35 21
6. The results of an IQ test of a group of students in a certain college were taken and are presented in a frequency distribution. Classes f 70-75 2 76-81 8 82-87 19 88-93 21 94-99 28 100-105 38 106-111 15 112-117 9 Required: Using the frequency distribution above, determine the following: a) size of the class interval; b) median class; c) lower boundary of the median class; d) midpoint of the median class; e) upper limit of the median class; f) modal class; g) lower limit of the modal class; h) number of students with an IQ greater than 99.5; i) midpoint of…
33 33 | 19 49 33 34 46 34 39 31 55 30 34 27 35 | 29 31 |32 24 36 29 57 50 39 45 53 44 50 45 36 23 42 50 36 38 40 26 43 | 35 29 | 22 36 34 53 30 26 26 | 22 30 31 a. Organize the user's ages in a frequency table of six classes with sSuitable class width (class interval). (You have to construct a table with classes, frequency, cumulative frequency, relative frequency, and percent relative frequency). b. Represent the users ages by suitable graphs (minimum 2 graphs).
Calculate the SS and the estimated SD (round to 2 decimal places)
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What requirements are necessary for a normal probability distribution to be a standard normal probability distribution? Choose the correct answer below. ... OA. The mean and standard deviation have the values of µ = 0 and o=0. OB. The mean and standard deviation have the values of µ = 0 and o= 1. OC. The mean and standard deviation have the values of μ = 1 and o=1. O D. The mean and standard deviation have the values of μ = 1 and σ = 0.
COMPUTE RANGE * From the 50 scores below, 48 56 53 60 43 65 62 72 38 66 32 37 60 49 56 62 73 63 52 52 38 42 56 71 48 59 42 55 66 63 70 35 39 67 32 48 37 38 39 73 63 50 48 50 44 50 52 43 42 70 50 41 32 73
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From the frequency table given below the mean value is computed as Class interval Frequency 12-19 4 20-27 28-35 11 36-43 4 44-51 1 52-59 25 Select one: а. 50 b.42.38 c.48.1 d.None e.30.8

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