The department of health studied the amount of reported hepatitis C cases in a country. The following data are the number of infectedpeople y in the sample and their age x:y 11 354 552 | 583 487 341 134 | 4915 253545556575 85Test for the significance of regression using the analysis of variance at a = 0.01.Find the test statistic.Round your answer to three decimal places (e.g. 98.765).fo =Find the critical value for the test statistic.Round your answer to two decimal places (e.g. 98.76).feriticalWeconclude that there is no linear relationship between the number of infected people and their age at a = 0.01.

The independent variable is age. The dependent variable is number of infected people. We have to…

Answered: The department of health studied 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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Find the coefficient of variation (CV) of the following data using sample variance. Use 3 decimal places for calculation. X f 3 - 8 3 8 – 13 13 – 18 4
6. The regression analysis of an experiment indicated ,? = 98.1% . Which of the following must be true? I. There is a strong positive relationship between the explanatory and response variable. II. There is a strong negative relationship between the explanatory and response variable. III. About 98% of the variation in the response variable can be explained by the explanatory variable. (a) I only (b) Il only (c) III only (d) I and III only
One way ANOVA can be found in A. Regression B. Descriptive statistics D. custom tables What is the correct answer?
Below are amounts (in millions of dollars) collected from parking meters by a security service company and other companies during similar time periods. Do the limited data listed here show evidence of stealing by the security service company's employees? Security Service Company: Other Companies: Find the coefficient of variation for each of the two samples, then compare the variation. 1.5 1.5 1.6 1.9 The coefficient of variation for the amount collected by the security service company is 2.5%. (Round to one decimal place as needed.) 1.7 1.6 (...) 1.3 1.8 1.5 1.6 1.3 1.9 1.7 1.6 1.6 1.5 1.3 1.9 1.6 D 1.6
What is the variance of X in the following data? 2. Select one: 17.5 none 17.5/6 1.70
The mean price of computers is OMR 214.6 and coefficient of variation (CV.) is (18.6 %), then the variance is approximately: Select one: 1593.26 39.92 141.728 221.924
Which of the following is true about the Variance? a. It tells how far the scores lies from the mean. b. The more the spread of data indicates the large the vriance is in relation to the mean. c. The spread of data has no effect on the Variance. d. The small the vriance indicates the more spread of data.
An article reported on a long-term study of the effects of hurricanes on tropical streams of a forest. The study shows that a hurricane had a significant impact on stream water chemistry. The following shows a sample of 10 ammonia fluxes in the first year after the hurricane. Data are in kilograms per hectare per year. Complete parts (a) through (c) below. 99 85 147 147 177 116 57 57 89 156 D a. Find the mean. The mean is. (Type an integer or decimal rounded to one decimal place as needed.) b. Find the median. The median is (Type an integer or decimal rounded to one decimal place as needed.) c. Find the mode(s). Select the correct choice below and, if necessary, fill in the answer box within your choice. O A. The mode(s) is(are) (Use a comma o separate answers as needed.) O B. There is no mode.
Consider the following data: 7 8 P(X = x) 0.2 0.2 0.2 0.2 0.2 %3D Step 2 of 5: Find the variance. Round your answer to one decimal place. 5.
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