1. Compute z-scores.1. Enter the following data into Jamovi.wwwwwwwwwwExam Grades78897175908882848495809859681007583

### Step 1: Calculate the Mean (μ) : To find the mean (μ), sum all the exam grades and divide by…

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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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An ambulance service responds to emergency calls for two counties in Virginia. One county is an urban county and the other is a rural county. A sample of 470 ambulance calls over the past two years showed the county and the day of the week for each emergency calI. Data are as follows. Do not round intermediate calculations. Day of Week County Sun Mon Tue Wed Thu Fri Sat Urban 59 49 50 57 62 75 41 Rural 5 12 15 10 11 11 13 Test for independence of the county and the day of the week. Using a = 0.05 level of significance, what is the p-value? Compute the value of the x test statistic (to 3 decimals). Do not round you intermediate calculation. Use Table 3 of Appendix B to find the p-value. The p-value is - Select your answer - What is your conclusion? V - Select your answer - The assumption of independence cannot be rejected Reject the assumption of independence
Here is a set of sample data. 13 78 61 53 30 96 37 83 56 35 90 31 39 29 18 45 91 59 87 100 68 17 10 Base on the data above, identify the 5 number summary , , , , ,
Can you also take a screenshot or list all the graphical procedures when doing the attached question by using Minitab
Use the following Boxplot to answer the following question: 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 The Range of the raw data for the above Boxplot is Select one: O a. 90 O b. 180 О с. 60 O d. none
Sixty students were given a history exam. Their scores are shown below, sorted from smallest to largest. 21 32 36 37 37 37 38 39 40 40 41 42 44 46 48 50 53 65 72 72 72 72 73 74 74 75 75 76 76 76 76 77 77 77 77 78 79 79 80 80 80 81 81 82 82 82 82 83 83 85 85 86 86 88 88 89 91 91 93 94 1) Compute the 5-number summary for this data: 12,_,_,_,94
The National Hurricane Center provides data that list the number of large (category 3, 4, or 5) hurricanes that have struck the United States, by decade, from 1851-2020. Is there sufficient evidence that the number of large hurricanes have remained constant (per decade)? What are the degrees of freedom? Decade Count Decade Count 1851-1860 6 1941-1950 10 1861-1870 1 1951-1960 8 1871-1880 7 1961-1970 6 1881-1890 5 1971-1980 4 1891-1900 8 1981-1990 5 1901-1910 4 1991-2000 5 1911-1920 7 2001-2010 8 1921-1930 5 2011-2020 10 1931-1940 8 Chi-squared test for given probabilitiesdata: stormsX-squared = 13.589, df = 16, p-value = 0.6293 A. 107 B. 17 C. 13.589 D. 16
The mode of the given data 1, 27, 12, 14 , 48, 53 , 27 , 63 , 27 is : 63 O 53 O 1 O 27 O 48
Find the five-number summary of the scores in the Math 130 test pre-sented in Table 4.1, page 112. Draw the boxplot.
Consider the below data: 62 / 78 / 84 / 62 / 72 / 78 / 54 /60 /78 / 80 The mode is: A. 54 B.80 C.62 D.78
Given the following list of data, what is the five-number summary?110, 111, 140, 190, 199, 204, 238, 270, 279, 310, 320 Select the correct answer below: Min Q1 Median Q3 Max 100 140 204 279 350 Min Q1 Median Q3 Max 110 111 204 279 300 Min Q1 Median Q3 Max 110 140 204 279 320
A lecturer at college wanted to know if he can predict student’s quiz results by asking them tocomplete a simple survey. The result of the survey is given below: Quiz Results EQR Study Hrs Age Sex BBT MB MC AuHS LM 15 10 3 19 0 0 1 1 0 1 14 15 4 24 0 0 1 0 0 1 9 15 1 20 0 10 1 0 0 1 6 10 3 21 0 0 1 1 0 1 14 15 4 21 0 9 1 0 0 1 12 10 6 21 0 2 0 1 0 1 12 13 2 21 1 8 1 0 0 0 15 15 0 20 0 8 1 0 0 1 12 15 3 20 0 10 1 0 0 1 13 15 0.2 19 0 8 1 0 0 1 15 15 2 20 0 6 1 0 1 1 12 14 5 20 0 5 1 1 1 1 14 15 7 22 0 8 0 0 0 0 7 7 10 21 1 7 0 0 1 0 11 15 5 24 0 0 1 0 0 1 10 10 3 22 1 0 1 0 0 1 13 11 3 23 1 1 1 1 1 1 13 15 2 22 1 8 0 0 0 0 13 12 4 20 1 7 1 0 1 0 13 10 3 20 1 0 1 0 0 1 8 13 5 20 1 8 0 0 0 0 12 13 5 22 0 5 0 0 0 1 13 15 8 22 0 5 0 1 0 1 10 13 4 23 1 7 1 0 0 1 13 13 0.5 20 1 0 0 0 0 0 12 13 0.5 20 1 0 1 0 0 0 15 15 2 21 0 10 1 0 0 1 10 13 6 22 0 6 1 1 0 1 11 8 5 20 0 10 0 0 1 0 12 10 4 19 1 0 1 0 0 1 8 5 2 20 1 0 1 0 1 0 11…

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1. Compute z-scores. 1. Enter the following data into Jamovi. wwwwwwwwww Exam Grades 78 89 71 75 90 88 82 84 84 95 80 98 59 68 100 75 83