Explain what this chart is showing. Part III: Hypothesis Testing (Mean{one sample t-test} and proportions{one sample z-test}]One-Sample TestTest Value = 095% Confidence Interval ofthe DifferenceSignificanceOne-Sided pMeanDifferencedfTwo-Sided pLowerUpperLifetime Engaged Users20.893499<.001<.001920.344833.801006.89

The Data shows the T-test for one sample mean

Answered: Part III: Hypothesis Testing (Mean{one…

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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Let x be the average number of employees in a group health insurance plan, and let y be the average administrative cost as a percentage of claims. x 3 7 15 33 72 y 40 35 30 26 17 (a) Make a scatter diagram of the data and visualize the line you think best fits the data. A scatter diagram has a horizontal axis labeled "x (average number of employees)" with values from 3 to 72 and a vertical axis labeled "y (average cost as percentage)" with values from 17 to 40. The scatter diagram has 5 points. A pattern goes up and right from (13, 17) to (72, 40). A scatter diagram has a horizontal axis labeled "x (average number of employees)" with values from 3 to 72 and a vertical axis labeled "y (average cost as percentage)" with values from 17 to 40. The scatter diagram has 5 points. A pattern goes down and right from (3, 40) to (72, 17). A scatter diagram has a horizontal axis labeled "x (average number of employees)" with values from 3 to 72 and a vertical axis labeled…
How much should a healthy Shetland pony weigh? Let x be the age of the pony (in months), and let y be the average weight of the pony (in kilograms). x 3 6 12 15 21 y 60 95 140 172 173 (a) Make a scatter diagram of the data and visualize the line you think best fits the data. A scatter diagram has a horizontal axis labeled "x (age (in months))" with values from 60 to 173 and a vertical axis labeled "y (average weight (in kg))" with values from 3 to 21. The scatter diagram has 5 points. A pattern goes up and right from (60, 3) to (173, 21). A scatter diagram has a horizontal axis labeled "x (age (in months))" with values from 3 to 21 and a vertical axis labeled "y (average weight (in kg))" with values from 60 to 173. The scatter diagram has 5 points. A pattern goes down and right from (3, 173) to (21, 60). A scatter diagram has a horizontal axis labeled "x (age (in months))" with values from 3 to 21 and a vertical axis labeled "y (average weight (in kg))" with…
The table gives the projections of the population, in millions, of a country's residents over age 16 for selected years from 2015 to 2060. Answer parts (a) through (e). Year 2015 2020 2025 2030 2035 a. Graph the data, with y equal to the population in millions and x equal to the number of years after 2010. Choose the correct graph below. All graphs have viewing window [0, 60] by [0, 400] with Xscl = 5 and Yscl = 50. OA. O B. Q Q Population (millions) 255.161 266.024 276.558 286.967 297.259 MooBook Air O C. b. Find a linear function that models the data, with y equal to the population in millions and x equal to the number of years after 2010. y=x+ (Type integers or decimals rounded to three decimal places as needed.) c. Graph the model and the data on the same axes and comment on the fit of the model to the data. Choose the correct graph below. All graphs have viewing window [0, 60] by [0, 400] with Xscl = 5 and Yscl = 50. OA. OB. G O C. Year 2040 2045 2050 2055 2060 O D. O D.…
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Part III: Hypothesis Testing (Mean{one sample t-test} and proportions{one sample z-test}] One-Sample Test Test Value = 0 95% Confidence Interval of the Difference Significance Mean Difference df One-Sided p Two-Sided p Lower Upper Lifetime Engaged Users 20.893 499 <.001 <.001 920.344 833.80 1006.89