Activity 13.Independent t-test.Directions: Analyze ifthere is significantdifference betweenthe two sets ofscores extractedfrom results of aspelling quizparticipated by GroupA and Group B in aclass.Group A.12101218141012Group B.1081019118138

Given Sr.No. X Y 1 12 10 2 10 8 3 12 6 4 9 10 5 18 19 6 14 11 7 10 8 8 12 13 9…

Answered: Independent t-test. Directions: Analyze…

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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Which of the following is NOT a voluntary response sample? Choose the correct answer below. OA. A survey is taken at a mall by asking passersby if they will fill out the survey. OB. A local dentist asks her patients to fill out a questionnaire and mail it back to determine the quality of the care received during an office visit. OC. A radio station asks for call-in responses to a question concerning city recycling. O D. Quiz scores from a college level statistics course are analyzed to determine student progress.
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
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6. Find the mean, median, and mode for each set of data. a. 80 90 100 110 110 140 b. 10 90 100 110 110 210 c. How do your answers for parts (a) and (b) differ (or agree)? Why?
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Independent t-test. Directions: Analyze if there is significant difference between the two sets of scores extracted from results of a spelling quiz participated by Group A and Group B in a class. Group A. 12 10 12 9 18 14 10 12 Group B. 10 8 10 19 11 8 13