You are conducting a test of homogeneity for the claim that two different populations have thesame proportions of the following two characteristics. Here is the sample data.Population PopulationCategoryAB7ACategory #1BThe expected observations for this table would bePopulationPopulation#1A46B34Category #1QThe resulting Pearson residuals are:Population Population#2F1#2What is the chi-square test-statistic for this data?x²59137@Report all answers accurate to three decimal places.113,0372#2VTwW#320F3E15$4888F4R%5F5tvMacBook AirTA6!:F6&Y744F7ill*▶ 118с

Here the two categories are given. Given that, Category Population 1 Population 2 Total A 46 59…

Answered: The expected observations for this…

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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Hi, I' not sure how to find Pearson residuals. Thank you!
When the nature of population from which samples is drawn is not known to be normally distributed the data can be analysed with the help of a. Parametric statistics b. Descriptive statistics c. Non-parametric statistics d. None of the above
just question 18 please
The proper estimate of variance explained in multiple regression is Question 13 options: R2 >50% significant predictors Adjusted R2 All of these
QUESTION 2 A study is being carried out to see any differences in life satisfaction between young, middle- aged, and older men and women. A life satisfaction questionnaire is given to each participant in the research. A high degree of life satisfaction is indicated by a high score on the questionnaire. The results are listed in the table below. Adult Categories Gender Young Middle Older Men 7 10 Women 11 10 The MINITAB output for the above data is as follows. Analysis of Variance Source gender adult categories DF MS 6.000 8.667 C 0.225 4.334 0.187 6.000 A 4.000 27.333 Error B Total 5 Assume all the assumptions of ANOVA are met, answer the following questions. c) Using the given data, show that SST is 27.333
Just question 19 please
When there are omitted variables in your regression, then... Group of answer choices This has no effect on the estimation of the explanatory variable because the variable is omitted This will always bias the OLS estimation of the explanatory variable the estimation of the explanatory variable(s) is unaffected The OLS estimation is biased if the omitted variables are correlated with the included variable
The following data give the family size (2) and number of pets per family (y) for a random sample of 10 families. 4. 2 6. 3. 0. 4. 9. 10 Create a scatterplot for the data. y 10 6. 7- 4 1 2 3 4 5 6 7 8 9 10 11 Clear All Draw: Determine the least squares regression line for the data. Round values to four decimal places, if necessary. Determine the correlation coefficent. Round the solution to four decimal places, if necessary. Use the model to predict the number of pets owned by a family with 13 members. Round the solution to the nearest whole number. 5. 5. 2. 3. 3.
Part A of question one asks for the variance (sigma squared), not the equation of regression line. Is the variance 2.79 as I listed on my answer sheet? Maybe my image didn't go through, but I already had the answer to subparts B and C to the question, which you list as #2 and #3. But I need help with parts D, E, and F. I have the following answers for D. d. Y hat (fitted value = 426.46), with residual of -1.62. e. r squared value = 1.00 g. 99% confidence interval = (-11.63, -1.05) Thanks thanks
Question 2 In 8 different months company CC sales the following number of cars 5 9 10 8 Calculate sample mean and variance 7 OA Mean = 10 OB. None of these answers OC. Mean = 10.25 OD. Mean-10 OE Mean = 10.375 Variance = 12 Variance = 13.64 Variance = 11.14 Variance = 14.83 12 15
QUESTION 2 A study is being carried out to see any differences in life satisfaction between young, middle- aged, and older men and women. A life satisfaction questionnaire is given to each participant in the research. A high degree of life satisfaction is indicated by a high score on the questionnaire. The results are listed in the table below. Adult Categories Gender Young Middle Older Men 7 10 Women 7 11 10 The MINITAB output for the above data is as follows. Analysis of Variance Source DF ss MS F P 6.000 C 0.225 gender adult categories 1 6.000 2 A 8.667 4.334 0.187 Error 2 4.000 в Total 27.333 Assume all the assumptions of ANOVA are met, answer the following questions. a) Identify the experimental design that was applied by the researcher. Give one advantage of this design.
Refer to the below table. Using an alpha = 0.05, test the claim that IQ scores are the same for children in three different blood lead level groups: low lead level, medium lead level, and high lead level). One-Way Analysis of Variance Summary Table for IQ Measurements for Children among Three Blood Lead Level Groups: Low Lead Level, Medium Lead Level, and High Lead Level. Source df SS MS F p Between-group (treatment) 2 469.1827 2677.864 2.30 0.104 Within-group (error) 118 203.6918 11745.05 Total 120

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The expected observations for this table would be Population Population Category #1 A B The resulting Pearson residuals are: Population Population Category A B #2 #1 #2 What is the chi-square test-statistic for this data?