The number, in millions, of international tourists who visited the United States is given in the following table.†Date2010201120122013Millions oftourists59.7462.3366.6669.77(a) Plot the data. (Let t be the number of years since 2010 and T the number of tourists, in millions.) I answered (a) correctly I need (b),(c),(d) answered(b) Find the equation of the regression line. (Let t be the number of years since 2010 and T the number of tourists, in millions. Round the regression line parameters to two decimal places.)T(t) = (c) Explain in practical terms the meaning of the slope. (Round your answers to two decimal places.)The slope of the regression line is , and this means that every year the number of tourists who visited the United States from overseas increases by about million.(d) Express, using functional notation, the number of tourists who visited the United States in 2014.T Estimate that value. (The actual number was 74.73 million. Round your answer to two decimal places.) million

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Description: The number, in millions, of international tourists who visited the United States is given in the following table.†Date2010201120122013Millions oftourists59.7462.3366.6669.77(a) Plot the data. (Let t be the number of years since 2010 and T the number

Part (b) Use any off the graphic utility to get the trend-line for the data set: Hence, T(t) =…

Answered: The number, in millions, of…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 1GP

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The number, in millions, of international tourists who visited the United States is given in the following table.†

Date	2010	2011	2012	2013
Millions of tourists	59.74	62.33	66.66	69.77

(a) Plot the data. (Let t be the number of years since 2010 and T the number of tourists, in millions.)

I answered (a) correctly I need (b),(c),(d) answered
(b) Find the equation of the regression line. (Let t be the number of years since 2010 and T the number of tourists, in millions. Round the regression line parameters to two decimal places.)

T(t) =

The slope of the regression line is , and this means that every year the number of tourists who visited the United States from overseas increases by about million.

(d) Express, using functional notation, the number of tourists who visited the United States in 2014.

Estimate that value. (The actual number was 74.73 million. Round your answer to two decimal places.)
million

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