You are conducting a multinomial Goodness of Fit hypothesis test for the claim that all 5 categoriesare equally likely to be selected. Complete the table. Report all answers correct to three decimalplaces.Observed Expected PearsonCategory Frequency Frequency ResidualABсDE22252075What is the chi-square test-statistic for this data?x² =For significance level alpha 0.05, what is the chi-square Critical Value?Critical Value=IWhat would be the conclusion this hypothesis test?O Fail to reject the Null HypothesisO Reject the Null Hypothesis

The dataset is given as- Category Observed frequency(Oi) A 22 B 25 C 20 D 7 E 5

Answered: places. Observed Expected Pearson…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

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An education researcher claims that at most 3% of working college students are employed as teachers or teaching assistants. In a random sample of 300 working college students, 5% are employed as teachers or teaching assistants. At a = 0.05, is there enough evidence to reject the researcher's claim? (c) find the standardized test statistic z.
Please answer the photo attached in excel, please provide the formula too. Thank you The lecture in the photo attached
1:37 You wish to test the following claim (Ha) at a significance level of a = 0.01. Ho:p = 0.7 Ha:p + 0.7 You obtain a sample of size n = 356 in which there are 261 successful observations. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to three decimal places.) p-value = The p-value is... O less than (or equal to) a greater than a This test statistic leads to a decision to... O reject the null O accept the null fail to reject the null As such, the final conclusion is that... O There is sufficient evidence to warrant rejection of the claim that the population proportion is not equal to 0.7. O There is not sufficient evidence to warrant rejection of the claim that the population proportion is not equal to 0.7. O The sample data support the claim that the population proportion is not equal to 0.7. O There is not sufficient sample evidence to support the claim that…
The proper estimate of variance explained in multiple regression is Question 13 options: R2 >50% significant predictors Adjusted R2 All of these
Question 2 > You wish to test the following claim (Ha) at a significance level of a = 0.001. H.:µ = 50.6 H.:µ + 50.6 You believe the population is normally distributed and you know the standard deviation is o = 18.1 .You obtain a sample mean of M = 56.7 for a sample of size n = 46. What is the test statistic for this sample? (Report answer accurate to three decimal places.) 个 test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value is.. O less than (or equal to) a O greater than a tv 80 88 DII DD esc F1 F2 F3 F4 F5 F6 F7 F8 F9 23
You work at Happy Joe's family restaurant and want to see if customer meal satisfaction and gender are related to one another. You take a sample of customers and ask them if they were satisfied with their meal and note their gender. What is the appropriate conclusion at the 0.05 level of significance? Unhappy Indifferent Happy Male 23 24 21 Cross Tabulation of Satisfaction vs. Gender Female Pearson Chi-square= 9.879 DF = 4 P-value = 0.0425 26 16 16 Unknown 11 28 14
You are conducting a multinomial hypothesis test (a = 0.05) for the claim that all 5 categories are equally likely to be selected. Complete the table. Expected Frequency Frequency Squared Pearson Observed Category Residual A 25 B 21 24 E 17 Report all answers accurate to three decimal places. But retain unrounded numbers for future calculations. What is the chi-square test-statistic for this data? (Report answer accurate to three decimal places, and remember to use the unrounded Pearson residuals in your calculations.) x = What are the degrees of freedom for this test? d.f.- What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value - It may be best to use the -CHIDIST() function in Excel to do this calculation. The p-value is... O less than (or equal to) a O greater than a This test statistic leads to a decision to... Esc F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 11 F12 %23 & * 2 4 6 7 Backspace 9 W R Y U
What is the cut off score on a Chi-Square distribution in a Goodness of Fit Chi Square Test when the variable has 6 categories and a sample size of 20? Assume a significance level=.05. a. 5 b. 12.59 c. 6 d. 11.0
If you collect data from a random sample of 10 students and we would like test for statistical significance at the 0.05 level, what critical r value must be obtained? O .602 O.632 0.708 O .576
You are conducting a test of independence for the claim that there is a relationship between favorite ice cream flavor and gender. Use a significance level of .01. Vanilla Chocolate Strawberry Male | 32 67 37 Female 24 40 25 The expected observations for this table would be (Round to 3 decimal places.) Vanilla Chocolate Strawberry Male Female At the .01 significance level, what is the critical chi-square for this data? (Round to 3 decimal places.) с What is the chi-square test-statistic for this data? (Round to 3 decimal places.) What can you conclude about Gender and Favorite Ice Cream Flavor? Gender and Ice Cream Flavor are Dependent O Gender and Ice Cream Flavor are Independent
17. Question content area top Part 1 Use a t-test to test the claim about the population mean μ at the given level of significance α using the given sample statistics. Assume the population is normally distributed. Claim: μ=52,400; α=0.10 Sample statistics: x=53,647, s=3000, n=20 LOADING... Click the icon to view the t-distribution table. Question content area bottom Part 1 What are the null and alternative hypotheses? Choose the correct answer below. A. H0: μ≠52,400 Ha: μ=52,400 B. H0: μ≥52,400 Ha: μ<52,400 C. H0: μ=52,400 Ha: μ≠52,400 D. H0: μ≤52,400 Ha: μ>52,400 Part 2 What is the value of the standardized test statistic? The standardized test statistic is enter your response here . (Round to two decimal places as needed.) Part 3 What is(are) the critical value(s)? The critical value(s) is(are) enter your response here . (Round to three decimal places as needed. Use…
Qn2. (i) Complete the following ONE WAY ANOVA table. (ii) Conduct ANOVA test at 5% level of significance Source of Sum of Degrees of Mean F variation squares freedom squares Between A 3 5 3 Within C Total E 14

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