Months Weight (lbs)7.2019.4210.5413.2615.9BirthYear1900191019201930194019501960a) Find the line of best fit:LifeExpectancy47.350.054.159.762.968.269.70.+b) Estimate Hannah's weight at her one-year visit:7. The table below shows the average life expectancy (in years) based on certain birth years.a) Find the line of best fit:24.6b) Estimate the life expectancy for someone born in 2005:8. The table below shows the relationship between the number of hours a student studied and theirgrade on a certain test.Sign outM

7. For the given data we need to find the line of best fit.

Answered: 7. The table below shows the average…

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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Find the 5 number summary for the data shown X 3.6 4.8 14.8 17.3 18.1 22.2 22.8 24.5 5 number summary: 1000
The population of Ada County, Idaho has been steadily increasing for more than 20 years. The table below shows the population (people) from 2015 through 2019 in Ada County. year 2015 2016 2017 2018 2019 population 432,862 444,486 456,548 468,764 481,587 a. What is the average rate of change in the population of Ada County from 2015 to 2018? Round to the nearest whole person and include units. b. What is the average rate of change in the population of Ada County from 2016 to 2018? Round to the nearest whole person and include units. c. What is the average rate of change in the population of Ada County from 2017 to 2018? Round to the nearest whole person and include units. d. What is the average rate of change in the population of Ada County from 2018 to 2019? Round to the nearest whole person and include units. e. Give a good approximation for the rate at which the population of Ada County is growing by the end of 2018? Round to the nearest whole person and include units.
240 people are asked how many siblings they have? # of Siblings Frequency Relative Frequency Cumulative Frequency 0 52 0.2167 1 0.2083 102 2 38 0.1583 140 3 51 0.2125 191 4 49 240 a. Complete the table (Use 4 decimal places when applicable) b. What percent of the people have exactly two siblings? %
Suppose that out of 10,351 convicts who escaped from U.S. prisons, only 7767 were recaptured. Let p represent the proportion of all escaped convicts who will eventually be recaptured. Find a point estimate for p. Round your answer to four decimal places.
A sales manager collected the following data on annual sales and years of experience. Annual Sales ($1000s) 80 Salesperson Years of Experience 1 1 4 102 3 6 103 4 10 119 5 13 136
Listed are the net sales for a San Francisco–area mail-order retailer for the years 2009 to 2018. Use the mean sales for the earliest three years to determine a base and then find the index for 2017 and 2018. (Round your answers to 1 decimal place.) By how much have net sales increased from the base period? (Round your answers to 1 decimal place.)
A survey is carried out at a university to estimate the percentage of undergraduates living at home during the current term. What is the population? the parameter?
A sales manager collected the following data on annual sales and years of experience. Annual Sales ($1000s) 80 Salesperson Years of Experience 1 1 4 102 3 6 103 4 10 119 5 13 136
Calculate (x-bar) for the data shown, to two decimal places 19.7 10.4 11.8 26.1 27.3 29
Suppose that a company's annual sales were $1,200,000 in 1999. The annual growth rate of sales from 1999 to 2000 was 16%, from 2000 to 2001 was -5%, and from 2001 to 2002 was 22%.The geometric mean growth rate of sales over this three-year period is calculated as 10.37%. Use the geometric mean growth rate and determine the forecasted sales for 2004.A. 1,780,678B. 1,200,014C. 1,965,337D. 1,613,371E. 1,422,197

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7. The table below shows the average life expectancy (in years) based on certain birth years. Birth Year 1900 1910 1920 1930 1940 1950 1960 Life Expectancy 47.3 50.0 54.1 59.7 62.9 68.2 69.7 a) Find the line of best fit: b) Estimate the life expectancy for someone born in 2005: