of 60a. The data varies significantly from a normal distributionb. The data is significantly associated with a normal distributionThe homogeneity of variance assumption is violatedd. The QQ plot will form a straight lineC.Report question issueNotesUnsureImagine you conduct a t-test and the output reveals that Levene's test for equality ofvariance is not significant. What should you do?12of 60Select one:а.Use results based on equal variances not assumed.b.Use results based on equal variances assumed.С.Conduct an ANOVA instead.d. Collect more data.NotesReport question issueUnsureWhen we talk about the normality assumption for a statistical test, what does the14:52 Report question issue :UnsureYou want to run a study examining the effects of poverty on the development ofantisocial behaviour. You randomly select a large group of 12-year-old children andsort them into three groups on the basis of family income. Each year until they are25-years-old, you measure their degree of antisocial behaviour. What test should youuse to analyse these data?of 60Select one:a. One-way repeated-measures ANOVAb. Two-way mixed-design ANOVAC. Two-way repeated-measures ANOVAd. Two-way independent-measures ANOVAClear my choiceNotesReport question issue EUnsurePrev Page4.6.8.10Next PageGo To Su314:48 G91

Answered: Image /qna-images/answer/5e1c4093-00e0-405d-ab1e-2ac6e003a79a.jpg

Answered: Imagine you conduct a t-test and 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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Mean 1001 206 Levene's Test for Equality of Variances Sig. 15.578 <.001 .510 1.402 df Sig. (2-tailed) 1205 .014 261.832 035 -3.168 -3.168 Std. Error Difference 3. Do Whites spend a significantly different amount of time on the internet (WWWHR) than Blacks? Group Statistics Std. Error Race of respondent N Std. Deviation Mean Www.hours per week WHITE 13.29) (16.124) BLACK 16.46 20.120 Independent Samples Test t-test for Equality of Means Mean t Difference Www hours per week -2.455 Equal variances assumed -2.124 Equal variances not assumed 1.291 1.492 95% Confidence Interval of the Difference Lower Upper -5.701 -6.106 -.636 -.231
What is the difference between Micro and M? a. Micro (u) is the variance and M is the mean b. Micro (u) i sthe median and M is the mean c.Micro (u) is the mean of the sample and M is the mean of the population d. Micro (u) is the mean of the population and M is the mean of the sample
7. I am producing 400-gram loaf breads in one of my production lines and measured the weights of 28 loaf breads from the same batch as shown in table below. (*see attached image for the table.)D. Compute for the mean and median of the sample data.E. What is the range of the loaf bread weight?F. Calculate the variance of the sample weight.
Suppose a researcher wants to determine if the proportion of students who graduate college in four years is different between those attending public universities compared to those attending private universities. Which method should the researcher use? Chi-square Goodness of Fit test Two-proportions test One-proportions test Analysis of Variance Two-sample t-test
Mr Chimbukutu, owner of a bakery said that the average weekly production level of his company was 11,398 loaves and the variance is 49,729. If data used to compute the results were collected for 32 weeks, during how many weeks was the production level below 11,175 and above 11,844?
Plzz explain a and b
3. Complete the first 3 columns of the table below. Values Deviations Square deviations X X - X (X-X)² Standard (z) scores X-X Z = a. Compute the sample variance and sample standard deviation by definition. b. Fill in the last column of the table c. Compute the coefficient of variation.
If the highest 8o of students in the final exam were rewarded. The mean for this exam was 120 & the variance was 289. What was the lowest mark that has been rewarded for? minimum mark-? Select one: 143.8 143.97 NONE 143.885
please assist I am lost
what is the variance of the mean squared errors for this data set
Erin is married to Glen Mills. Erin earns an income of 500. Glen earns 400. Glen and Erin live with their two dependent children who earn no income. Vaughan lives alone and earns an income of 100. 1. Statistics Canada would report the variance in income for this population is equal to? 2. Statistics Canada would report the range of incomes for this population is equal to?

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