Use the slope of each line segment to determine the year when the population increased least rapidly.O 2009 to 2010O 2010 to 2011O 2011 to 2012O 2012 to 2013O 2013 to 2014(b) Find the averáge rate of change of the population of the United States from 2009 through 2014. (Round your answer to two decimal places.)(d) Use the average rate of change of the population to predict the population of the United States in 2020. (Round your answer to two decimal places.) The table shows the populations y (in millions) of the United States for 2009 through 2014. The variable t represents the time in years, with t = 9 corresponding to 2009.9.1011121314y 307.0 309.3 311.8 314.3 316.8 319.3(a) Plot the data by hand and connect adjacent points with a line segment.yy3303253253203203153153103103053059.1011121314151234yy3253303253203203153153103103053059.10111213141512346

Answered: Image /qna-images/answer/396a7634-c1ac-46c1-9ebe-62b368edd0d1.jpg

Answered: table shows the populations y (in…

Calculus: Early Transcendentals

8th Edition

ISBN:9781285741550

Author:James Stewart

Publisher:James Stewart

Chapter1: Functions And Models

Section: Chapter Questions

Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...

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The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. I 11.7 8 6.8 3.6 2.3 2.5 2.5 0.4 y 13.7 11 9.8 I= thousands of automatic weapons 7.4 6.2 6.2 4.2 y = murders per 100,000 residents This data can be modeled by the equation y = 0.84x + 4.11. Use this equation to answer the following; Special Note: I suggest you verify this equation by performing linear regression on your calculator. Use the equation with the values rounded to two decimal places to make your predictions. A) How many murders per 100,000 residents can be expected in a state with 8.5 thousand automatic weapons? Answer = Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 2.8 thousand automatic weapons? Answer Round to 3 decimal places.
The data listed below represents the number of customers entering a food store by the number of hours the store was opened on a particular day. Hours Opened Customers 0 0 2 1 4 3 6 5 8 2 10 11 12 15 Create the corresponding line graph to represent this data below.
The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. 11.9 8.5 3.5 2.3 2.7 2.6 0.3 13.8 11.1 10 5.7 6.4 6.4 4.3 I = thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the equation y = 0.82x + 4.09. Use this equation to answer the following; Special Note: I suggest you verify this equation by performing linear regression on your calculator. A) How many murders per 100,000 residents can be expected in a state with 6 thousand automatic weapons? Answer = Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 10.6 thousand automatic weapons? Answer = Round to 3 decimal places. Question Help: Video O Message instructor Submit Question 目 hp -> #3 & 4. 8. 00 %24
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
The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. x 11.8 8.2 6.8 3.5 2.8 2.8 2.3 0.5 y 13.9 10.8 10.1 7.2 6.5 6.5 6.3 4.8 x = thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the equation y = 0.81x + 4.35. Use this equation to answer the following; Special Note: I suggest you verify this equation by performing linear regression on your calculator. A) How many murders per 100,000 residents can be expected in a state with 7 thousand automatic weapons? Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 7.8 thousand automatic weapons? Answer = Answer = Round to 3 decimal places.
A company has the following monthly sales for the past year. Plot the data points on a line graph and describe the results. Month Sales 1 145 2 146 3 145 4 150 5 148 6 150 7 156 8 160 9 158 10 153 11 152 12 154
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…
The electric power consumed each month by a chemical plant is thought to be related to the average ambient temperature x1, the number of days in the month x2, the average product purity x3, and the tons of product produced x4. The past year's historical data are available and are presented in the following table. Y 240 236 290 274 301 316 300 296 267 276 288 261 x1 25 31 45 y=a+a 60 65 72 80 84 75 60 50 38 X₂ 24 21 24 25 25 26 25 25 24 25 25 23 X3 91 90 88 87 91 94 87 86 88 91 90 89 X4 100 95 110 88 94 99 97 96 110 105 100 98 =a + ax + ax + a 11 2 2 value of a? Use 4 decimal places. 3x3+ax represents the regression model. What is the 4 4
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Provided here is a dataset from a class. This data was collected from an 8-10am course that met every Tuesday and Thursday. Answer all of the following questions. Give your answers in sentences and/or copy/paste your Excel graphs/commands when used. 2019 Data Gender Age Height (in) Shoe Size Miles Home to school Classes this Semester M 20 77 15 3 4 F 45 63 11 8 3 F 20 62 8.5 22 4 F 19 68 9 7.5 4 M 19 70 9.5 6.5 4 F 18 63 6.5 6.5 5 F 21 62 5.5 2 4 F 19 65 7 7 4 F 18 64 8.5 5.5 5 F 19 60 7 15 3 F 21 60 6.5 5 1 M 19 72 11 15 5 M 42 68.75 11 5 1 M 18 74 11.5 2.5 4 F 18 62 6.5 7.5 4 F 19 60 7.5 3 5 F 20 59 4.5 3.5 5 M 20 78 14 87 5 M 19 72.5 12 0.5 4 M 21 66 8.5 5 4 M 19 76 12 45 5 M 19 71 12 22 5 M 19 69 11 4.5 4 F 19 65 7 2 4 F 25 66 8 1 2 M 19 68 10 5 4 M 19 72 11.5 82 4 F 18 64 8.5 21 4 F 23 70 9.5 4 3 D) Find the mean and standard deviation of the heights of this sample of students. E) The Empirical Rule…
The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. x 11.4 8 6.8 3.4 2.4 2.2 2.4 0.4 y 13.5 10.7 10.1 6.9 5.9 5.6 6.3 4.2 x = thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the equation y = 0.85x + 3.97. Use this equation to answer the following; Special Note: I suggest you verify this equation by performing linear regression on your calculator. A) How many murders per 100,000 residents can be expected in a state with 10.3 thousand automatic weapons? Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 4.3 thousand automatic weapons? Answer= Answer = Round to 3 decimal places.
The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. x 11.8 8.2 6.9 3.9 2.3 2.4 2.6 0.6 y 14.2 11.2 10.2 7.5 5.9 6.4 6 4.3 x = thousands of automatic weaponsy = murders per 100,000 residents This data can be modeled by the equation y=0.88x+3.95. Use this equation to answer the following; Special Note: I suggest you verify this equation by performing linear regression on your calculator. A) How many murders per 100,000 residents can be expected in a state with 7.2 thousand automatic weapons? Answer = Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 1.6 thousand automatic weapons? Answer = Round to 3 decimal places.

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