The scatter plot shows the sizes and annual rents of some office spaces in the downtown area of a city.Rent (dollars)140,000105,00070,00035,000SIZE AND ANNUAL RENT OF OFFICE SPACE¡.1:0 500 1,000 1,500 2,000 2,500 3,000 3,500 4,000Office Space (square feet)What would the line of best fit reveal about these data?There is a strong positive relationship between the cost of rent and the size of the office space.There is a strong negative relationship between the cost of rent and the size of the office space.O There is a weak negative relationship between the cost of rent and the size of the office space.O There is a weak positive relationship between the cost of rent and the size of the office space.

The scatterplot for the sizes and annual rents of some office spaces in the downtown area of a city…

Answered: The scatter plot shows the sizes and…

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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Using the data in the scatter plot, what is a reasonable slope of a model that fits this data? 2010 2000 1990 1980 1970 1960 4 12 16 20 28 O -2.5 O 2.5 24 8.
S3.3. The following data set represent the time (in minutes) necessary to travel from one citysector to another.53 57 60 57 54 53 54 53 54 42 48 53 47 47 50 48 42 42 54 54 60(a) Make a box plot of the data set; (b) How many data entries fall on or below the thirdquartile?
The amount of time adults spend watching television is closely monitored by firms because this helps to determine advertising pricing for commercials. Complete parts (a) through (d). (a) Do you think the variable "weekly time spent watching television" would be normally distributed? If not, what shape would you expect the variable to have? A. The variable "weekly time spent watching television" is likely skewed left, not normally distributed. B. The variable "weekly time spent watching television" is likely normally distributed. C. The variable "weekly time spent watching television" is likely uniform, not normally distributed. D. The variable "weekly time spent watching television" is likely symmetric, but not normally distributed. E. The variable "weekly time spent watching television" is likely skewed right, not normally distributed.
Can someone please answer this and tell me how to create a scatter plot in MS excel
The following data are the weights in kilograms of 53 third-graders. 27.4 21.2 21.3 20.5 18.3 17.9 20.8 22.8 23.5 24.5 19.9 20.3 22.1 17.0 23.5 24.5 20.7 20.6 21.9 16.9 19.7 20.2 21.5 21.7 23.5 21.8 19.3 22.1 23.1 19.0 23.5 25.1 20.5 25.8 22.0 19.3 19.3 18.5 20.8 21.9 18.0 20.2 24.9 17.3 19.6 20.5 22.4 23.9 18.9 25.5 25.0 22.6 24.5
Risky Drivers The following table gives the policereported crashes per million miles traveled for differentage groups.a. Create a scatter plot of the data, with x equal tothe age of the drivers and y equal to the number ofcrashes per million miles travel.b. Find the quartic function that is the best fit for thedata, where x is the age of the drivers and y equalsthe number of crashes per million miles traveled.Report the model with four significant digits.c. Graph the function and the data on the same set ofaxes, for x = 15 to x = 85.d. At what ages is the number of crashes less than 3,according to the model?
The amount of time adults spend watching television is closely monitored by firms because this helps to determine advertising pricing for commercials. Complete parts (a) through (d). (a) Do you think the variable "weekly time spent watching television" would be normally distributed? If not, what shape would you expect the variable to have? O A. The variable "weekly time spent watching television" is likely uniform, not normally distributed. O B. The variable "weekly time spent watching television" is likely skewed left, not normally distributed. O C. The variable "weekly time spent watching television" is likely normally distributed. O D. The variable "weekly time spent watching television" is likely skewed right, not normally distributed. O E. The variable "weekly time spent watching television" is likely symmetric, but not normally distributed. (b) According to a certain survey, adults spend 2.45 hours per day watching television on a weekday. Assume that the standard deviation for…
Can a low barometer reading be used to predict maximum wind speed of an approaching tropical cyclone? For a random sample of tropical cyclones, let x be the lowest pressure (in millibars) as a cyclone approaches, and let y be the maximum wind speed (in miles per hour) of the cyclone. x 1004 975 992 935 989 928 y 40 100 65 145 80 147 (a) Make a scatter diagram of the data and visualize the line you think best fits the data. (b) Would you say the correlation is low, moderate, or strong? low moderate strong Would you say the correlation is positive or negative? positive negative (c) Use a calculator to verify that x = 5823, x2 = 5,656,235, y = 577, y2 = 64,859 and xy = 553,251 Compute r. (Round your answer to four decimal places.) As x increases, does the value of r imply that y should tend to increase or decrease? Explain your answer. Given our value of r, y…
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Regression may not be an appropriate tool if a. there are two variables that are measured on an interval or ratio scale. b. multicollinearity is present c. you want to make predictions for one variable based on information about another variable d. the pattern of data points forms a reasonably straight line
The amount of time adults spend watching television is closely monitored by firms because this helps to determine advertising pricing for commercials. Complete parts (a) through (d). (a) Do you think the variable "weekly time spent watching television" would be normally distributed? If not, what shape would you expect the variable to have? O A. The variable "weekly time spent watching television" is likely uniform, not normally distributed. B. The variable "weekly time spent watching television" is likely skewed right, not normally distributed. O C. The variable "weekly time spent watching television" is likely skewed left, not normally distributed. O D. The variable "weekly time spent watching television" is likely normally distributed. O E. The variable "weekly time spent watching television" is likely symmetric, but not normally distributed. (b) According to a certain survey, adults spend 2.45 hours per day watching television on a weekday. Assume that the standard deviation for…
You wonder whether talking to plants keeps them from dying. You conduct a study in which you talk to one group of five plants and do not talk to a second group of five plants. After two weeks, you record whether each plant has lived or died. This assessment of plant health is a(n) _____ dependent variable, which means that the data can be analyzed using a(n) _____ test. a. nominal; parametric b. interval; parametric c. interval; nonparametric d. nominal; nonparametric

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