35. The following table relates to the tourist arrivals (in million) during 2011 to2017 in India :Year: 20112012201320142015 2016 201725242830Tourist arrivals (in million) :Fit a straight line trend by the method of least squares and estimate the number of touriststhat would arrive in the year 2021.182023

We want to fit a straight line trend by the method of least squares method and estimate the number…

Answered: 35. The following table relates to the…

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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A'6
The following table shows the annual income, in dollars, and amount spent on vacation, in dollars, for a sample of 8 families. Income 41,100 53,000 27,400 34,400 65,800 98,100 72,000 56,700 Vacation 2,700 2,400 1,700 2,500 2,800 5,100 4,200 3,200 (a) Create a scatterplot of the data in the table. (b) Describe the association shown in the scatterplot created in part (a). (c) Calculate the coefficient of determination for the data, and interpret the value in context.
What is the definition of continuous data?
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Part 2. Complete the following statements. A) The cumulative enrolment is the enrolment of the intervals smaller than the interval in question or equal to the latter. The graph of cumulative enrolment is represented by a function in B) The average, median and mode are three measures of of the C) The term refers to any data that deviates disproportionately from others. D) When the residual values are zero, then the correlation is called
A store manager kept track of the number of newspapers sold each week over a seven-week period. The results were as follows: 88, 71, 201, 113, 269, 248, 250 Find the 5-number summary(Q1, Q2, Q3) min and maximum for the data. Is the data discrete or continuous?
Each year, marketing and information firm J.D. Power and Associates surveys new car owners 90 days after they have purchased their cars. The data collected are used to rate auto brands (Toyota, Ford, and others) on initial quality and initial customer satisfaction. USA Today reported both the number of manufacturing defects per 100 vehicles and a satisfaction score for all 33 brands sold in the United States.+ A research group decides to compare the mean number of defects for 2 specific models of cars, A and B, made this year by taking random samples of 100 cars of each model. USE SALT (a) After collecting the data, the research group calculates a 95% confidence interval to estimate the difference in population means. In this case, what is the population? O the defects O all cars made this year all cars for models A and B that were produced this year O the 100 cars from each model (b) Suppose the calculated confidence interval is (100, 104) number of defects. What is the value of the…
Workers at a private business was given a grade (A, B, C) based on their yearly performance. The data was recorded along with the department they belong. The results obtained using MINITAB are xpected counts are printed below observed counts Total 12 8. Accounting (12.960) (7.830) (6.210) 17 10 8. Sales (16.800) (10.150) (8.050) 35 19 11 8. Marketing (18.240) (**) (8.740) 38 Total 48 29 23 100 Chi-sq = 0.0711 + 0.0037 + 0.1005 + %3D 0.0024 + 0.0022 + 0.0003 + 0.0317 + 0.0000 + *** =0.2746 %3D DF = ??, p-value = ??? a) Carefully define the null and alternative hypotheses of the x2 test of the above table. b) Find the missing values *', ***', **** ??, ??? c) What is the conclusion of this test? Give reasons for your answer.

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