|Incomes 780 760 690 750 840 920 1100 810 1050 9501. The monthly incomes of 10 families in a town is givenbelow. You are required to calculate mean,H. No.12 34579 10

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Answered: 1. The monthly incomes of 10 families…

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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45. Find the mean of this frequency table. Price, p ($) Frequency, f 730 1 785 3 815 846 910 957 967 983 A. $874.13 B. $922.46 C. $851.50 D. $885.56 34 2 7 25 1
1.0 0,9 0.8 8,7 8,6 Cunulative Relative Frequency- 0,5 8.4 8,3 0.2 0,1 10 15 20 Values Based on the graph above, what is the relative frequency of the 15-to-20 class?
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
3. Displayed below is a histogram of weights of all men and women who subscribe to a workout program at the workout center here at UW-Platteville. a. Based on the graph, would you expect the mean to be (circle one): i. higher than the median ii. about the same as the median iii. lower than the median b. Explain your answer. Frequency 30 25 20 10 0 120 160 Histogram of All Weights 240 200 Weights in pounds 280 320
f 8. Calculate Arithmetic mean for the following data Marks No. of students 0-10 10-20 12 20-30 30-40 40-50 50-60 30 45 50 37 60-70 21 T -1
The monthly rents (in dollars) paid by 7 people are given below. (Note that these are already ordered from least to greatest.) 790, 930, 1015, 1025, 1060, 1075, 1098 Send data to calculator Suppose that one of the people moves. His rent changes from $790 to $720. Answer the following. (a) What happens to the median? O It decreases by $ O It increases by O It stays the same. (b) What happens to the mean? O It decreases by $ It increases by O It stays the same.
4. Find the grouped mean Height F 60-65 2 66-71 25 72-77 12 78-83 3
Set 3 0 2 0 1 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 2 0 1 0 0 0 4 1 0 0 1 0 0 0 1 0 Assume that the third set below are data from a survey of riders of a city bus system. Each rider was asked to indicate the number of times he or she had taken a bus on a Sunday during the previous month. Prepare a graphical representation of the relative frequency data.
arsSHar 32. Find the Geometric mean from the following frequency distribution of the marks: Marks No. of students Marks 1eem No. of students sem 4-8 6. 24-28 12 8-12 10 28-32 10 12-16 18 32-36 6. 16-20 30 36-40 20-24 15
2. Median Home Value | school rating 300 2 500 7 600 8 900 7.5 990 10 Find the predicted median home value change when school rating moves from 5 to 7.

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1. The monthly incomes of 10 families in a town is given below. You are required to calculate mean. H. No. 1 3 4 7 8 9 10 Incomes 780 760 690 750 840 920|1100 810 1050 os0