toIllustration 2118. Following two tables give the condition ofhome and condition of child in a sample study in two towns, Isthere any association between the two? If so, in which place is itmore? Town A:Condition of nome-Not cleanCleanCondition of child7030CleanNot clean2060Town B:Condition of childFairly CleanCondition of homeCleanDirtyClean764024Not Clean442046

Answered: Image /qna-images/answer/7a62e637-a13f-4fa2-8ca0-5d57c6536161.jpg

Answered: Illustration 21.18. Following two…

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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3. Find the Mode and Median of given grouped data. Frequency Marks [0,20) [20,40) [40,60) [60,80) 5 10 30 15
4.- For the following data set 10, 7, 6, k, 4, 7, 1, 10. Find the value of k so that (a) X = 6.25 (b) X = 7.5 Villalobos 2020 22 (c) M = 7 (d) MR = 10 CHAPTER 3. DATA DESCRIPTION
19. Given the information below, what kind of samples are being described? Sample 1: Resting heart rates of 35 individuals before drinking coffee. Sample 2: Resting heart rates of the same individuals after drinking coffee. A. Dependent samples B. Unknown samples C. Independent samples D. One sample . Given the information below, what kind of samples are being described? Sample 1: Test scores for 35 statistics students. Sample 2: Test scores for 42 biology students who do not study statistics. A. Dependent samples B. Unknown samples C. Independent samples D. One sample fuom the given helow.
ch 11 end. 7: In a bumper test, three test vehicles of each of three types of autos were crashed into a barrier at 5 mph, and the resulting damage was estimated. Crashes were from three angles: head-on, slanted, and rear-end. The results are shown below. Research questions: Is the mean repair cost affected by crash type and/or vehicle type? Are the observed effects (if any) large enough to be of practical importance (as opposed to statistical significance)?
Chapter 13 The Athletics Director at Cypress College wanted to test whether the grades of student athletes is different across the warlous sports. Student athletes playing basketball, baseball, and volleyball were randomly selected and their GPAS were recorded. The data is glven In the table below. Test the hypothesls that there Is a difference In the mean grade polnt averages of the 3 groups. Determine the P-Value. Baseball Volleyball Basketball 3.2 1.8 3.0 2.1 1.9 2.7 2.6 2.1 2.8 3.5 3.3 2.5 3.1 2.5 2.6 O 0.2286 O 0.3699 O 0.1652 O 0.2498
5. In a sample study about the smoking habits in two towns following data were derived. Town A Town B Males in total population 52% 54% Smokers 26% 28% Male smokers 18% 20% Tabulate the above data CS Scanned with CamScanner
1) a.What is/are the appropriate measure(s) of central tendency for each of the variables in Columns B-F? Explain your answers in no more than two sentences each. b. Calculate the measures of central tendencies above c. Imagine that a 21st run is added to your dataset. See the table below for its data Run Eth. Gly. Acid. Temp pH 21 18.2 7.2 2.1 18 4.2 d. Do these data points change your choices of central tendency reported in Question 2b? Explain your answer. Attached dataset; a b c d e f Run Ethanol Glycerol Acidity Temp pH 1 4.8 3.5 0.84 24 3.8 2 9.6 7.3 0.27 24 3.8 3 10.2 7.2 0.27 24 3.8 4 8.5 5.1 0.55 24 3.8 5 7.3 3.2 0.68 24 3.1272 6 4.8 1.2 1.24 30 4.2 7 7.9 4.4 0.65 18 3.4 8 6.7 4.3 0.65 30 3.4 9 9.8 6.9 0.47 24 3.8 10 10.2 7.2 0.32 24 3.8 11 9.8 5.8 0.51 24 3.8 12 10.2 7.5 0.28 24 3.8 13 8.2 5.1 0.49 18 4.2 14 7.1 3.9 0.6 18 3.4 15 8.2 4.8 0.46 13.908 3.8 16 5.6 3.3…
55
5. Suppose a marketing research firm would like to examine if the social networking site that a person primarily uses is influenced by his or her age. In a randomly drawn sample, 369 social network users were asked which site they primarily visited. These data are presented in the following table along with each person's age group. Complete parts a. through c. below. 1 Click the icon to view the data table. a. Using a = 0.025, perform a chi-square test to determine if age group and social networking site used are independent of one another. Identify the null and alternative hypotheses for a chi-square test of independence based on the information in the table. Choose the correct answer below. O A. Ho: Age group and social networking site are independent of one another. H: Age group and social networking site are not independent of one another. O B. Ho: Age group and social networking site are independent of one another. H,: The age group affects the social networking site. OC. Ho: Age…
Exhibit 1.1 18 13 10 16 14 13 17 15 13 11 14 14 11 10 12 12 11 13 15 9 12 13 16 8 15 Using the numbers in Exhibit 1.1, determine the inter quartile range? And why?
Do question i and ii only.

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Illustration 21.18. Following two tables give the condition of home and condition of child in a sample study in two towns. Is there any association between the two? If so, in which place is it rore?