here any statistically significant differences in the characteristics shown amongatments? Justify your answer Your Answer:theQuestion 42Not yet graded /3.5 ptsThe table below summarizes baseline characteristics of patients participating in a clinical trial. a) Arethere any statistically significant differences in baseline characteristics between treatment groups? Justifyyour answer.CharacteristicPlacebo (n = 125)Experimental ( n=125)%3DMean (+ SD) Age54 + 4.553 + 4.90.7856% Female39%52%0.0889% Less than High School Education24%22%0.0386% Completing High School37%36%% Completing Some College39%42%Mean (+ SD) Systolic BloodPressure136 + 13.8134 + 12.40.4736Mean (+ SD) Total Cholesterol214 + 24.9210 + 23.10.8954% Current Smokers17%15%0.0441% with Diabetes8%3%0.0938Your Answer:Question 43Not vot graded (34 nts

Answered: Image /qna-images/answer/e170859e-7983-44eb-92dd-c84e0648c3c2.jpg

Answered: here any statistically significant…

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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A homeless shelter program wants to know if receipt of job training program (yes, no) is related to program satisfaction (measured on a multi-item, Likert scale ). What type of statistical test should be used? Group of answer choices Independent t-test Dependent t-test ANOVA Correlation Analysis Chi Square
An experiment was carried out to compare the sound distortion produced by 4 different types of coating on magnetic tape. The ANOVA table for this data is given below, where X indicates a missing value. Source Degrees of Freedom Sum of Squares Mean Squares IF Treatment X 14.49 X Error X X X Total 49 165.69 Compute the F statistic. Give your answer to 2 decimal places.
pls Answer No. 15
What is the test statistic?(3 decimal places) What is the critical value(s)?(3 decimal places) Reject or don’t reject?
Pls answer Activity 2 , table 2
1. Are there any statistically significant differences between the patients assigned to the experimental treatment and placebo? Justify 2. Consider the comparison of treatments with respect to patient age. Run appropriate test using data.
Salma claimed that the gas price in Blue Park neighborhood (mean of $3.65) is higher than that in Green Spring (mean of $3.59). She obtained the t-value of 2.223 after calculating data from 6 gas stations in Blue Park and 5 gas stations in Green Spring. Use the chart below and determine if Salma's claim is supported! Table 10-3. Critical values of "t" significance level p= 0.05 significance level p= 0.01 TP 1 12.706 63.657 2 4.303 9.925 3 3.182 5.841 2.776 4.604 5 2.571 4.032 6 2.447 3.707 7 2.365 3.499 2.306 3.355 9 2.262 3.250 10 2.228 3.169 11 2.201 3.106 Copy the following into your text box, fill in the blanks, and answer the questions A. The degree of freedom is: B. The t-calculated value is: and the t-critical value is : C. Comparison: t-calc t-crit (answer with ()) D. Is the null hypothesis accepted or rejected? Explain how you determined that! Also, explain what it means to reject or accept the hypothesis! E. Explain if Salma's claim is supported based on your t-value…
Only round final answer to 2 decimal places.
Which best illustrates the distinction between statistical significance and practical importance? Multiple Choice "This year, 360 of 440 statistics students at Oxnard Technical College rented their textbooks, compared with 110 of 330 students last year. This is a significant increase." "Our new manufacturing technique has increased the life of the 80 GB USB AsimoDrive external hard disk significantly, from 240,000 hours to 250,000 hours." "In 50,000 births, the new vaccine reduced the incidence of infant mortality in Morrovia significantly from 14.2 deaths per 1000 births to 10.3 deaths per 1000 births." "The new Sky Penetrator IV business jet’s cruising range has increased significantly from 3,975 miles to 4,000 miles."
In which of these research designs would you only control who gets an intervention and who does not? Experimental Cross-sectional Quasi-experimental Case-Control
Interpret this statistic. Why was gamma applicable here? Please show your work.

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