Study the group of tests administered to a class where Gab belongs, then answerthe questions.SUBJECTМEANStandard deviation Gab's scoreMathematics561043Biology559.551Philosophy8011.2588РЕ759.7582In which subject did Gab perform worst in relation to the group's meanperformance. Explain.

Given Information: SUBJECT MEAN Standard deviation Gab's score Mathematics 56 10 43 Biology…

Answered: Study the group of tests administered…

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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Determine which statistic you would use. 1. A psychologist studied if cognitive intelligence was associated with emotional intelligence in50 people. Cognitive intelligence was measured by averaging each person’s scores on tests ofvocabulary and visual problem solving. Emotional intelligence was measured by theparticipant’s score for accurately describing the moment-by-moment emotional reactionsof three people in a filmed interaction 2. A psychologist is interested in whether exercise increases the intensity of REM sleep in adults in three age groups (younger, middle age, older) She obtains 40 people in each age group and randomly assigns half of them to daily exercise or not in a 2 (exercise vs. not) X 3 (age group) design • REM sleep is measured by rating the vividness of dreams recorded in daily dream diaries collected for one week– Bland dreams = 1; very vivid dreams = 5 3. A psychologist believes physical experiences influence perception, such that a hill will appear steeper if…
A manufacturer collected a sample of 56 bolts of cloth from a day's production. Each bolt is carefully inspected and the number of imperfections is recorded in the following table. According to the given table, mean is median is mode is (Round your answer to three decimal places if needed.) Number of imperfections 1 Number of bolts 39 9. 3 3. 2. 5.
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One hundred teachers attended a seminar on mathematical problem solving. The attitudes of representative sample of 12 of the teachers were measured before and after the seminar. A positive number for change in attitude indicates that a teacher's attitude toward math became more positive. The twelve change scores are as follows. 4; 7; −1; 1; 0; 5; −2; 2; −1; 6; 5; −3 Part (a) What is the mean change score? (Round your answer to two decimal places.)
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You developed a way to measure anger people. Test the claim that the mean score of anger for younger people is equal to the mean score for older people. Use a significance level of .06. The scores are listed below. Scores for younger people: 25, 33, 19, 8, 39, 29, 28, 18, 41, 3, 27, 35, 14, 25, 36, 4, 11 Scores for older people: 38, 35, 21, 5, 19, 22, 35, 33, 54, 3, 55, 9, 15, 22, 47, 4, 21
Select the correct statement about the mean and median for the histogram below. 150 50 LO 5 15 The mean is likely to be larger than the median. The mean is likely to be smaller than the median. The mean and the median are likely to be approximately equal. 25
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Question: You don't have to re-calculate anything. Explain why the mean and median would go up and the mode would stay the same?
The data represents the number of points received in a quiz. 9, 9, 10, 10, 10, 1 Mean- 8.166... Median- 9.5 What is a better measure of center? The mean or median and why?

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