Arvey is conducted to explore stados son eplume 10 panculs, this surveyphones, their view the importance of daily posting on social media, and also whether orUniversity of Arkanas students A sample of 150 Wilon College of Business students were stheThe Summary Statistics Table for students Daily Phone Usage Time in minutent is shown an below.Daily Phone Usage Time (in minutes)MeanStandard ErrorMedianModeStandard DeviationSample VarianceKartosisSkewnessRangeMinimumMaximumSumCount1907.371474O a normal distributionO a positively skewed distribution778143.65-1.051.35300030026150150the type of cell phones, many phof well phones is lessAccording to the sample statistics, the shape of this sample distribution of "Daily Phone Usage Time for these 150 students is likely to beO a uniform distributionO a negatively skewed distribution

Mean 180 Standard Error 7.37 Median 174 Mode NA Standard Deviation 90.24217 Sample…

Answered: A survey is conducted to explore…

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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Customers waiting at Ellerton Bank have been complaining about the amount of time they must wait in line. Managers at the bank, beginning to investigate the problem, have recorded sample waiting times for 10 customers at the bank. Here are the 10 waiting times (in minutes). 22, 11, 15, 15, 16, 12, 23, 20, 22, 10 Send data to calculator (a) What is the median of this data set? If your answer is not an integer, round your answer to one decimal place. (b) What is the mean of this data set? If your answer is not an integer, round your answer to one decimal place. (c) How many modes does the data set have, and what are their values? Indicate the number of modes by clicking in the appropriate circle, and then indicate the value(s) of the mode(s), if applicable. 0 0 zero modes O one mode: two modes: O Dar and
A researcher was interested in whether there are differences in body image concerns between competitive vs. non-competitive athletes. Based on the forest plot below, what is your statistical conclusion? Difference in body image concerns between competitive and non- competitive athletes OA) Reject Ho Study Arroyo et al. (2008) Asci (2004) Benau et al., (2020) Di Bartolo & Shaffer (2002) Di Nucci et al, (1994) Filaire et al., (2007) Furnham et al, (1994) Hoag (2012) lacolino et al., (2017) Loosemore et al., (1989) Reinking & Alexander (2005) Robinson & Ferraro (2004) Souilliard et al., (2021) Souilliard et al., (2019) Warren et al, (1990) Wiggins & Moode (2000) Indicates lower levels of body image concerns among competitive athletes -2-1 C) Fail to Reject Ho HH Hedges g [95% CI) -0.54 (-1.08,-0.01] -0.26 [-0.40,-0.12] -0.28 [-0.53,-0.03] -0.69 (-0.97,-0.41] -1.01 [-1.52,-0.49] 2.29 [1.52, 3.06) -0.69 [-1.29,-0.09) 0.35 [0.12, 0.58]) -0.33 [-0.61,-0.05) 0.02 [-0.63, 0.67] -0.42 (-0.75,…
An HR specialist wants to know, if the employees at the company he works for, work on average more than a full time week of 40 hours. He analyzes his data using SPSS. ( look at graphs) Was the test significant? Write the interpretation paragraph. (1) What was done 2) What test was done and what were the results (include APA) 3) What do the results mean? )
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ONE SAMPLE TEST (can use JASP app) The national agency reported that the average monthly income of Filipino family is 14500 pesos. Is the given data set parallel to this claim of national agency? Null Hypothesis* a. The mean monthly income is 14500 pesos. b. The mean monthly income is not 14500 pesos c. The average monthly family income of Filipino family is 14500 pesos. d. There is no significant difference between the data given and data provided by the national agency.
https://1drv.ms/x/s!AtOrdm3usPcAgmQXM6WPhcSyT3in
*please help me with this problem.I need to get it right to complete my homework.* In a test of the effectiveness of garlic for lowering cholesterol, 49 subjects were treated with garlic in a processed tablet form. Cholesterol levels were measured before and after the treatment. The changes (before- after) in their levels of LDL cholesterol (in mg/dL) have a mean of 3.9 and a standard deviation of 19.8. Construct a 99% confidence interval estimate of the mean net change in LDL cholesterol after garlic treatment. What does the confidence interval suggest about the effectiveness of garlic in reducing LDL cholesterol? What is the confidence interval estimate of the population mean muu? _mg/dL < muu< _mg/dL

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