The calculated value of x is higher than the table value. The hypothesis is rejected. Henceéducated fathers have intelligent boys.The results obtained in a sample survey of 200 TV viewers on the opinionabout TV programmes are given below :OpinionGenderEntertainingEducationWest of timeMale522830Female281250Is this evidence convincing that there is an association between gender and opinion ?

Answered: Image /qna-images/answer/f09de2a6-6235-4d77-8353-3f7a026111ac.jpg

Answered: The calculated value of x is higher…

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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What would be your decision? A. Reject the null hypothesis. B. do not reject the null hypothesis. C. Check the alternative hypothesis. D. Where is an insufficient data to make a decision.
Perform the hypothesis test that there is a relationship between gender and major 4) at 5% level of significance using the information from the sample below. Math Major English Major Total Male 42 72 114 30 72 09 132 06 204 Female Total
Based on the following two tables, what conclusions can you draw? Contrast between the expected values and the observed values. H1: The gender and afraid to walk at night in your neighborhood are not independent variables. H0: The gender and afraid to walk at night in your neighborhood are independent variables.
Chapter 13 The Athletics Director at Cypress College wanted to test whether the grades of student athletes is different across the warlous sports. Student athletes playing basketball, baseball, and volleyball were randomly selected and their GPAS were recorded. The data is glven In the table below. Test the hypothesls that there Is a difference In the mean grade polnt averages of the 3 groups. Determine the P-Value. Baseball Volleyball Basketball 3.2 1.8 3.0 2.1 1.9 2.7 2.6 2.1 2.8 3.5 3.3 2.5 3.1 2.5 2.6 O 0.2286 O 0.3699 O 0.1652 O 0.2498
I need help answering question 9
Suppose we are interested in the relationship between individuals’ place of residence (rural versus urban) and their political affiliation (Republican versus Democrat). A random sample of 100 individuals yields the following crosstabulation: Political Affiliation Place of Residence Republican Democrat Rural 21 29 Urban 14 36 a) In words, what is the null hypothesis to be tested? b) Is the relationship between place of residence and political affiliation statistically significant at the .05 level? (Be sure to show the statistics that lead to your decision.) c) Compute and interpret an appropriate measure of association for the relationship between these two variables.
answer the questions in the picture please.
Dr. Kijowski is concerned about student phone use, so she collects information on the number of text messages that each student sent on a particular day. The boxplot below shows the results. Based on the boxplot, which of the following is the most reasonable conclusion? a. There are more people with data values below the median than there are people with data values above the median. Selected:b. There are more people with data values between the first quartile and the median than there are people with data values between the median and the third quartile.This answer is incorrect. c. There are fewer people with data values between the first quartile and the median than there are people with data values between the median and the third quartile. d. There are approximately the same number of people with data values between the first quartile and the minimum as there are people with data values between the third quartile and the maximum. e. The data are less spread out between the…
Which summary statement best reflects the findings of the hypothesis test above. O The sample data suggests that happiness and technology use are dependent. The sample data suggests that the mean happiness scores of the the 3 technology groups are different. The sample data suggests that the mean happiness scores of the the 3 technology groups are not different. The sample data suggests that the proportion of happiness is the same for all technology groups.
Administrators are certain about the effectiveness of the Clearwater Preschool spelling program. The average spelling score is 28 for children of comparative age. The data below are spelling scores from a sample of children from Clearwater Preschool. Scores range from 0 - 40 with higher scores indicating better spelling. What can be concluded with an α of 0.05? A)What is the population? B)What is the sample?

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