You are conducting a test of the claim that the row variables and the column variables are dependent inthe following contingency table.Ho: The variables are independentHa: At least two variables are dependent (Claim)Y504914414731Expected Frequencies (row i and column j)(Total;) (Total;)E..j=TotalGive all answers rounded to 3 places after the decimal point, if necessary.(a) Enter the expected frequencies below:YBResidual Values(Row i andcolumn j)Chi Square Test StatisticDegrees of Freedom(0- E)(0.,- E. ) x =E.R, df = (#ofRows – 1)(#ofColumns – 1)(b) Enter the Residual Values below:Y Residual Values(Row I andcolumn j)Chi Square Test StatisticDegrees of Freedom(0.j- E)x(0-E)R df (#of Rows1)(#ofColumns- 1)%3D%3DE(b) Enter the Residual Values below:YA.(c) What is the chi-square test-statistic for this data?Test Statistic: X =(d) What is the critical value for this test of independence when using a significance level of a - 0.025?Critical Value: X(e) What is the correct conclusion of this hypothesis test at the 0.025 significance level?O There is sufficient evidence to support the claim that the row and column variables are dependent.O There is not sufficient evidence to support the claim that the row and column variables aredependent.O There is sufficient evidence to warrant rejection of the claim that the row and column variables aredependent.O There is not sufficient evidence to warrant rejection of the claim that the row and column variablesare dependent.Remember to give all answers rounded to 3 places after the decimal point, if necessary.

Answered: You are conducting a test of the claim…

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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B₁ is an estimator of B₁ a. True O b. False
不 The data were collected from a statistics class. The column heads give the variable, and each of the rows represents a student in the class. There are observations on how many people? Male Age Eye Shoe Height Color Size (inches) Weight Number (pounds) of Siblings College Units Handedness This Term 0 21 Blue 12 69 160 2 13 Left 0 20 Hazel 9.5 73 165 1 6 Right 0 29 Blue 9 70 145 1 13 Right 1 20 Hazel 7.5 67 210 4 16 Right There are observations on people. (Type a whole number.)
M4
tice The following data are for 30 observations involving two categorical variables, and y. The categories for are A, B, and C; the categories for y are 1 and 2. Observation Observation 1 16 2 17 3 4 5 6 7 8 If your answer is "zero" enter "0". a. Develop a crosstabulation for the data, with as the row variable and y as the column variable. X A B с Total A B 1 с b. Compute the row percentages (to 1 decimal). Y 31 1 % 2 % Total 2 % % % Total % % % c. Compute the column percentages (to 1 decimal). 9 10 11 12 13 14 15 A с с B с B с B A с A с B B B y 2 2 2 1 2 1 2 1 1 2 2 2 1 1 1 18 19 20 21 22 23 24 25 26 27 28 29 30 X с B с B с B C с B A с B B AUU А с с y 1 2 2 2 2 1 2 1 1 2 1 1 1 2 1
Statistics are widely used in Major League Baseball. Does a baseball player's batting average (AVG) determine their salary? The following is a chart of 25 baseball players' statistics from 2016. Let the explanatory variable x = AVG and the response variable y= Salary. Player RBI HR AVG Salary (in millions) Buster Posey 80 14 0.288 20.802 Mark Teixeira 44 15 0.204 23.125 Aaron Hill 38 10 0.262 12.000 Hunter Pence 57 13 0.289 18.500 Coco Crisp 55 13 0.231 11.000 Jacoby Ellsbury 56 9 0.263 21.143 Chris Davis 84 38 0.221 21.119 Jean Segura 64 20 0.320 2.600 Troy Tulowitzki 79 24 0.256 20.000 Justin Smoak 34 14 0.217 3.900 Leonys Martin 47 15 0.245 4.150 Hanley Ramirez 111 30 0.286 22.750 Adrian Beltre 104 32 0.300 18.000 Adrian Gonzalez 90 18 0.285 21.857 Adam Jones 83 29 0.265 16.000 Joe Mauer 49 11 0.261 23.000 Chris Iannetta 24 7 0.210 4.550 Curtis Granderson 59 30 0.237 16.000 Jason Heyward 49 7 0.230 21.667 Prince Fielder 44 8 0.212 18.000…
Net assets for the 50 packaged beverage companies represent a median value of $ 10 million. Examples of 10 carbonated beverage companies from 50 packaged beverage companies are as follows (table below): Company Net Asset ($ million) A 6.1 B 11.7 C 22.4 D 9.6 E 9.6 F 14.5 G 15.0 H 6.6 I 6.9 J 4.9 Using the median, can we conclude that the ten carbonated beverage companies have less net assets than packaged beverage companies' net assets? use:a. What is the hypothesis for this test? b. Determine the p-value? What's your conclusion?
K The following table contains the number of successes and failures for three categories of a variable. Test w level of significance. Category 1 Category 2 Category 3 Failures 67 Successes 84 235 62 27 71 54 A. Ho: The categories of the variable and success and failure are independent. H₁: The categories of the variable and success and failure are dependent. B. Ho: The categories of the variable and success and failure are dependent. H₁: The categories of the variable and success and failure are independent. |OC. H₁ =E₁, and μ₂ = E2 and 3 = E3 H₁: At least one mean is different from what is expected. D. Ho P1 P2 P3 H₁: At least one of the proportions is different from the others. What is the P-value? (Round to three decimal places as needed.)
O O O Less than 8 8. A sample of 400 Goshen households is selected and several variables are recorded. Which of the following statements is correct? * O Total household Income is a ratio level data. Socioeconomic status (recorded as "low income", "middle income", or "high income" is nominal level data. O The number of people living in a household is a continuous variable. O The primary language spoke in the household is ordinal level data.
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Need asap please. Just need help with Part b.
Which one of these characteristics differentiates an experimental study from the other forms of data collection? O the researcher manipulates at least one variable O the researcher records all his findings O the researcher identifies all the variables O the researcher doesn't manipulate any of the variables

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