A study was recently conducted in the Boston area to investigatevarious aspect of AIDS complications and care. The following datarepresent CD4 counts for 10 randomly selected AIDS patients in thestudy.{75, 135, 210, 240, 86, 100, 125, 59, 63, 100}What is the mean, median, and standard deviation? (Show yourwork)NOTE: For Standard deviation, round to the second decimal.O Mean: 119.3, Median: 93 , Standard Deviation: 58.05O Mean: 100, Median: 119.3, Standard Deviation: 33,696.1Mean: 119.3, Median: 100, Standard Deviation: 61.19None of the choices are correct.

Answered: Image /qna-images/answer/2dbfa92c-c9b6-4280-8852-900708690810.jpg

Answered: A study was recently conducted in 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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Fifteen students were selected and asked how many hours each studied for the final exam instatistics. Their answers were recorded here: 8,6,3,0,0,5,9,2,1,3,7,10,0,3,6. Find the mean,median, mode, range, variance and standard deviation.
Give 2 examples of Median in Measure of central tendency to ungrouped data
A psychologist has designed an index to measure the social perspectives of elementary school children. The index is based on ratings of a child’s responses to questions about a set of photographs showing different social situations. The following are the indices measured on a random sample of 16 children attending elementary school in a particular district. 48, 75, 69, 58, 60, 68, 59, 66, 71, 52, 49, 60, 54, 55, 70, 57 For the data the mean index is 60.69 and the standard deviation is 8.26. Perform a statistical test to determine if the population mean index is greater than 50. a) Name of hypothesis test: b) H0: c) HA: d) Test Statistic: e) Rejection region: f) Decision in the context of the problem:
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calculate mean, median, standard deviation, range , IQR, and coefficient of variation for the following data 5,2,7,8,12,11,9,4,5,10
A psychologist has designed an index to measure the social perspectives of elementary school children. The index is based on ratings of a child’s responses to questions about a set of photographs showing different social situations. The following are the indices measured on a random sample of 16 children attending elementary school in a particular district. 48, 75, 69, 58, 60, 68, 59, 66, 71, 52, 49, 60, 54, 55, 70, 57 For the data the mean index is 60.69 and the standard deviation is 8.26. The confidence interval is 95%, with a level of significance of 0.05. Perform a statistical test to determine if the population mean index is greater than 50. a) Name of hypothesis test: b) H0: c) HA: d) Test Statistic: e) Rejection region: f) Decision in the context of the problem:
In a sample of employees at a company here were the number of days they were out (sick/personal/vacation days) last year: 1, 6, 19, 35, 5, 9, 8, 12, 2, 15, 7, 7, 11, 15, 0, 25, 20, 15, 19, 5 Using Minitab, find the following sample statistics (take a screenshot of your output from Minitab and paste it here): Mean = median = Standard deviation =IQR=
make up 2 data sets, each with 5 values, that have the same mean and median, but different standard deviations.
The following are scores shot by a golf team in a 9-hole course: 46,52,47,54,55,43,53,48,51,41,50 find the mean, median, 1rst quartile and second quartile of these numbers.

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