1. Given the weights (recorded to the nearest pound) of 40 male students138164150132144125149157146158140147136148152144168126138176163119154165146173142147 135153140135161145 135 142 150156145128j. coefficient ot variationk. Coefficient of SkewnessI. Coefficient of Kurtosism. Draw a Box-and-Whisker plot

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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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A manager wishes to determine the relationship between the distance (in hundreds of miles) the manager's sales representatives travel per month and the amount of sales (in thousands of dollars) per month. Find the standard error of estimate, Se given that ý = 3.5x + 31.388889 %3D 15 8 Miles Travele1,r Sales, y 13 11 10 3 14 76 68 65 42 38 84 82 63 48 E= 81; y = 566 a² = 913; y² = 37886 2 xy = 5738 OS, = 2.025 S = 2.296 OS. = 1.895 Se = 1.735 S. = 2.446
Normal text Calibri BIUA 10 2 |II 3 I. 4 1) Freeze Inc. is an air conditioning company located in Lakeland, Florida. They collected data for the number of air conditioning units sold in the Central Florida area and for the outside temperature on the day that sales took place. The Sales Manager put the following table together: Outside Temperature Sales (Degrees F) (Number of air conditioning units sold). 68 4 72 78 8 81 10 84 14 86 15 89 21 91 20 93 22 94 25 Plot a scatter diagram for the data provided on the table above and the linear regression line calculated in topic (b). Consider that: Y: number of air conditioning units sold X: outside temperature (degrees F) Guidance: graph should look like the one presented in Figure 4.2 of textbook. Graph plotted by MS Excel, as a result of the Regression function will not be accepted. a) Perform the linear regression calculation and provide the linear regression equation that describes the relationship between Y (number of air conditioning…
The following data measured the stress hormone of steelhead fish as a function of the oxygen content in the water. These data are given below: oxygen 25 36 48 59 62 72 80 100 100 137 hormone 155 184 180 220 280 163 230 222 241 350 Construct a scatterplot and discuss its characteristics Does there appear to be a relationship between water oxygen levels and hormone levels?
Using the given data set, determine the interpolated value for x = 11 Use Lagrange Method
Two refreshment stands kept track of the number of cases of soda they sold weekly during the summer time, as shown on the dot plots below. Stand A Stand B 10 11 12 13 14 15 16 17 18 19 10 11 12 13 14 15 16 17 18 19 Number of Cases Sold Number of Cases Sold What is the difference between the modes of the number of cases of soda sold? OA. 11 ов. 2 ос. 5 OD. 16
Q5 The pull-off force for a connector is measured in a laboratory test. Data for 40 test specimens follow 241 203 201 251 236 190 258 195 195 238 245 175 237 249 255 210 209 178 210 220 245 198 212 175 194 194 235 199 185 190 225 245 220 183 187 248 209 249 213 218 a) Determine the bin number and width b) Complete Histogram Frequency Table c) Sketch the Histogram Graph d) Explain/ Interpret the graph.
Measured values of a variable X and of a variable Z are set out below. Variable X: 20 25 30 35 40 45 50 55 60 Variable Z: 120 125 130 135 140 145 150 155 160 Which set of values has the greatest dispersion?
Determine the mode percent of African Americans living below poverty level This is the third column
dsiplay the data in a scatter plot max weight,x 190 185 155 180 175 170 jump height, y 60 57 54 60 56 64 max height, x 150 160 160 180 190 210 jump height, y 52 51 49 57 59 64

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