Activity 17.Directions:Test the hypothesis of thefollowing statisticalsituation:Determining whether sexrelates with the spellingproficiency of selectedsenior high schoolstudents.Gender ScoreM42M332135MMM46F48F39F50F41

Given information: Male Female 42 48 33 39 21 50 35 41 46

Answered: Activity 17. Directions: Test 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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Calculate the range of Commuting Time in your sample. Using the rule-of-thumb discussed in the learning area, how many bins do you propose to use for grouping Commuting Time?
Which one of these is NOT something that would be included in the Methods section of a research report? a. data regarding the reliability and validity of any measures used b. information regarding preregistration of the study c. details of the statistical analyses d. justification for sample size used in the study
A boxplot of some data is as follows. 20 40 60 50 100 120 Using this boxplot, answer the following questions. What is the lower quartile? What is the upper quartile? Choose... Choose... Is the boxplot left-skew, symmetric or right-skew? Choose...
Suppose a survey of 931 business owners found that 23% bought flood insurance. Which part of the survey represents the descriptive branch of statistics? Make an inference based on the results of the survey. Choose the best statement of the descriptive statistic in the problem. O A. Most business owners do not buy flood insurance. B. There is no association between business owners and buying flood insurance. OC. 931 business owners were surveyed. O D. 23% of business owners in the sample bought flood insurance. Choose the best inference from the given information. OA. 23% of business owners in the sample bought flood insurance. OB. 931 business owners were surveyed. OC. Most business owners do not buy flood insurance. D. There is no association between business owners and buying flood insurance.
Gaining admittance into medical school is a difficult task. Researchers want to know if more students who complete a graduate degree gain admission into medical school than those who do not. They compare the number of students who were admitted who had a master's degree with those who did not. A detailed analysis of the data is carried out to arrive at a conclusion. What type of a research study is this? O a survey O an experiment O an observational study O a controlled study
Participant Keyboard A Keyboard B Keyboard C Keyboard D A 6. 3. -- 4 4 -- -- E 4 6. -- -- Are the data enough to conclude that there are significant differences in typing performance among the four keyboard designs. Test with a = .05. 2. 3.
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advocacy organization surveys 966 citizens of country A and 186 of them reported being born in another country. Similarly, 177 out of 1213 citizens of country B reported being foreign-born. The researchers want to test if the proportions of foreign born are the e in country B as in country A. Complete parts a through c below. What is the difference in the sample proportions, p, - p2, of foreign born residents from both countries? Assume p, is the proportion of foreign born residents from country A and p, is the proportion of foreign born residents from country B. difference in the sample proportions, p1-P2, is und to three decimal places as needed )
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Perform the indicated goodness-of-fit test. 23) Using the data below and a 0.05 significance level, test the claim that the responses occur 23) with percentages of 15%, 20%, 25%, 25%, and 15% respectively. Response A B C D E Frequency 12 15 16 18 19

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Activity 17. Directions: Test the hypothesis of the following statistical situation: Determining whether sex relates with the spelling proficiency of selected senior high school students. Gender Score M 42 M. 33 21 35 M M M 46 F 48 39 50 F F F 41