Exponential RegressionThe table below shows the population of a fictional California Gold Rush Town named Lehi in the vegrsafter its peak population in 1880.years1910193019203788Year188018901900Population85005417567457032631For the purpose of this problem, let P represent the population of Lehi t years after 1880 (t-0represents 1880). The new table is:1020304050P(t)850054175674570337882631Use your calculator to determine the exponential regression equation that models the set of data above.Round the "a" value to two decimals, and round the "b" value to two decimals. Use the indicatedvariables and proper function notation.P(t) =Based on the your regression model, what is the percent decrease per year?Find P(35). Round your answer to the nearest whole number.P(35) =Interpret your answer by completing the following sentence. Be sure to use units in your answer."The population of Lehiafter 1880 was aboutHow long did it take for the population of Lehi to reach 300 people? Round your answer to the nearestwhole number.P(t)300when t=Interpret your answer by completing the following sentence. Be sure to use units in your answer.Inafter 1880, the population of Lehi was aboutHow long did it take for the population of Lehi to drop by half? Round your answer to the nearest wholenumber.P(t) has halved when t =Interpret your answer by completing the following sentence. Be sure to use units in your answer.Inafter 1880, the population of Lehi had dropped by about half.

Given - P is the population of Lehi t is the years after 1880 We have to…

Answered: The table below shows the population of…

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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The table shows the leading causes of death in a certain country in a recent year. The population of the country was 311311 million. If you lived in a typical city of 500,000, how many people would you expect to die of cancercancer each year? Cause Deaths Cause Deaths Heart disease 596 comma 700596,700 Alzheimer's disease 84 comma 90084,900 Cancer 575 comma 300575,300 Diabetes 73 comma 40073,400 Chronic respiratory diseases 143 comma 100143,100 Pneumonia/Influenza 53 comma 40053,400 Stroke 128 comma 600128,600 Kidney disease 45 comma 30045,300 Accidents 122 comma 500122,500 Suicide 38 comma 60038,600 About people would be expected to die of cancer each year. (Type a whole number. Round to the nearest person as needed.)
Below is data for two variables, X and Y. Answer the questions that follow. X Y X-MX Y-MY (X-MX)2 (Y-MY)2 (X-MX)(Y-MY) 3 3 -2 -1 4 1 2 4 3 -1 -1 1 1 ___ 6 4 1 ___ 1 0 0 7 6 2 2 ___ 4 4 r = ____
I want know how to solve this. Help me
?
Hi. PLease note I already asked this question and received the wrong answer. Jobs and productivity! How do retail stores rate? One way to answer this question is to examine annual profits per employee. The following data give annual profits per employee (in units of 1 thousand dollars per employee) for companies in retail sales. Assume σ ≈ 3.6 thousand dollars. 3.9 6.5 4.5 8.7 7.5 5.2 8.3 5.9 2.6 2.9 8.1 −1.9 11.9 8.2 6.4 4.7 5.5 4.8 3.0 4.3 −6.0 1.5 2.9 4.8 −1.7 9.4 5.5 5.8 4.7 6.2 15.0 4.1 3.7 5.1 4.2 (a) Use a calculator or appropriate computer software to find x for the preceding data. (Round your answer to two decimal places.) thousand dollars per employee(b) Let us say that the preceding data are representative of the entire sector of retail sales companies. Find an 80% confidence interval for μ, the average annual profit per employee for retail sales. (Round your answers to two decimal places.)…
The table below shows the relationship between the altitude of the atmosphere and corresponding temperature. Altitude (in feet) 25,000 20,000 15,580 12,902 Temperature (in degree Celsius) 10 16 25 30 What inference can be made from the above data? A.The temperature of the atmosphere decreases with the increase in the altitude. B.The temperature of the atmosphere decreases with the decrease in the altitude. C.The temperature of the atmosphere increases with the increase in the altitude. D.ANo inference can be made from the given data.
What is P(C and Z)?
To compute a student's Grade Point Average (GPA) for a term, the student's grades for each course are weighted by the number of credits for the course. Suppose a student had these grades:4.0 in a 5 credit Math course2.1 in a 2 credit Music course2.5 in a 5 credit Chemistry course3.3 in a 6 credit Journalism courseWhat is the student's GPA for that term? Round to two decimal places. Student's GPA =
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Oliver and Tony work at a dentist office. They had a conversation one day about how much time it took to complete a routine cleaning for each patient. Tony wondered if the time since the last visit to the office was related to the length of a cleaning. Oliver went to the filing cabinet and came up with the following data: x = Months since last visit y = Length of cleaning (mins) 6 20 13 49 6 8 9 15 33 35 42 14 7 11 9 55 36 52 29 E SALETSTRANICZON RUSSAREN Co JINSIEMELLET

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