Answered: hink about doing an…

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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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
A hospital administrator wants a statistic to calculate the relationship between the degree of patient satisfaction and whether that patient was treated in the ER or admitted to the hospital. one-sample t point-biserial correlation O independent-measures t sign test
Consider the data set given by, (11, 17, 18, 23, 25, 26, 26, 31, 31, 33, 41, 44, 45, 48, 53) Find the lower (first) quartile median upper (third) quartile mean. round to one decimal place. mode(s)
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A survey was developed to estimate the average number of hours per week that adults spend exercising. Every third person entering a large fitness complex was surveyed, with a total of 2,500 people being surveyed. The data showed that the mean number of hours spent exercising was 3.2 hours per week. Which characteristic of the survey could create a bias in the results? The size of the sample The size of the sample The method of analyzing the data The method of analyzing the data The method of choosing the people who were surveyed The method of choosing the people who were surveyed The size of the population
Performing a statistical analysis on managers and employees, and we need to determine whether the data is "significant" enough to consider the two groups to have different levels of desirability. How is the level of significance, p = 0.05, set?
What kind of analysis involves discussing the center of the data in a sample (e.g., the mean or median) and how the data is spread out? A Discrete B Descriptive Inferential D Qualitative E Continuous
Sample(Prefers) 7. 6 5 3. 2. -1 -0.5 0 0.5 1.5 Sample(IAT-Weight-Score) A. Do the boxplots suggest that the samples come from populations with different means? Briefly explain.
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In the data set below, what is the upper quartile? 6 6 6 6 7 7 8 8 9 9 9 Submit

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GROUP 1	GROUP 2	GROUP 3
1	3	5
3	2	8
2	4	8

hink about doing an Independent-Measures ANOVA, Step 3. If the data are as follows, find the SS-between. GROUP 1 GROUP 2 GROUP 3 1 3 5