What is meant by the statement that two variables are related?Choose the correct answer.OTwo variables are related when the value of one can be derived mathematically from the value of the other.Two variables are related when a scatterplot can be made of points using the two variables as values.OTwo variables are related when a change in one can be shown to cause a change in the other.OTwo variables are related when a discernible pattern exists between them.

We have given the following statement about the variables.

Answered: What is meant by the statement that 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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A __________ is a broad idea that helps to explain a set of interrelated observations and guides the generation of specific or predictions that can be tested. a. belief; hypotheses b. hypothesis; variables c. theory; variables d. theory; hypotheses
4. Paul and Eduardo caught fish one weekend. The dot plots show the lengths of the fish they caught. Length of Paul's Fish +> 15 16 17 18 19 20 21 22 Inches Length of Eduardo's Fish 15 16 17 18 19 20 21 22 Inches Which statement about the lengths of the fish caught by Paul and Eduardo appears to be true? A. The data for Paul's fish and the data for Eduardo's fish are skewed to the right. B. The median length of the fish caught by Paul is greater than the median length of the fish caught by Eduardo. C. The range of the length of the fish caught by Eduardo is greater than the range of the length of the fish caught by Paul. D. The data for Paul's fish and the data for Eduardo's fish are approximately symmetrical.
Suppose a researcher collects data on the gas mileage, measured in miles per gallon, for both city and highway driving in 35 cars. The data is plotted with city gas mileage on the horizontal axis and highway gas mileage on the vertical axis. The 1965 Triumph Herald is an outlier in the ?‑direction. What must be true about this car? A. This car is an influential observation. B. The highway gas mileage for this car is much higher or lower than other cars in the data set that have similar city gas mileage. C. The absolute value of the residual of this car is large. D. The city gas mileage for this car is much higher or lower than the rest of the cars in the data set. E. The highway gas mileage for this car is much higher or much lower than the rest of the cars in the data set.
A description of different houses for sale includes the following variables. Which of the variables is categorical? all of the above O the monthly electric bill O the square footage of the house O whether or not the house has a finished basement
Help.
A researcher groups husbands according to how they classified their marriage: "Stable" "Romantic" or Tense". She then totals the frequency of arguments for each group. Given the variables, which graph would allow her to depict the results?
In a _______ relationship, as one variable increases, the other variable decreases, and vice versa. A. random B. positive C. linear D. negative
1 of 1 Lesson 7 Rates, Equations, and Graphs 6th Grade EXIT TICKET IDEA Mathematics-Unit 6 Public Schools Name: Date: Identify the rate and unit rate based on the graph. Then, write an equation to represent each relationship below. 50 A. Rate: 45 40 35! B. Unit Rate: 10 C. Equation: Seconds Passed 50 2) 45 A. Rate: 40 35 B. Unit Rate: 15 10 10 Minutes Walking C. Equation: Calories Burned Meters Traveled
a rectangle is always a parralellogram. Always True. Since a rectangle is below the parallelogram in hierarchy, it inherits all the properties of a parallelogram. Therefore, it is a parallelogram in every case. Question: Sketch an example of when it is true and an example of when its not. Explain thoroughly and add values to justify the explanation.
For each term match the word with each sentence Political pollsters may be interested in the proportion of people who will vote for a particular cause. Vocab words: -Variable -Sample -Population -Parameter -Statistic -Data Match up each word with each sentence 1. The population of people in the sample who will vote for the cause 2. The number of people who will vote for the cause 3.The proportion of people who will vote for the cause 4. The votes of the people (yes/no) 5. A group of people 6. People
The amount of time adults spend watching television is closely monitored by firms because this helps to determine advertising pricing for commercials. Complete parts (a) through (d). (a) Do you think the variable "weekly time spent watching television" would be normally distributed? If not, what shape would you expect the variable to have? A. The variable "weekly time spent watching television" is likely normally distributed. O B. The variable "weekly time spent watching television" is likely symmetric, but not normally distributed. O C. The variable "weekly time spent watching television" is likely skewed left, not normally distributed. O D. The variable "weekly time spent watching television" is likely uniform, not normally distributed. E. The variable "weekly time spent watching television" is likely skewed right, not normally distributed. (b) According to a certain survey, adults spend 2.25 hours per day watching television on a weekday. Assume that the standard deviation for "time…
2. Mr. Fritsch wanted to see if there is a connection between the time a given exam takes place and the average score of this exam. He collected data about all the exams from the previous year and arranged the average scores of the exams according to the period they took place, as shown. 100 Given the plot to the right, which statement is the best description of the association between these variables? (Circle One) 80 60 A. Later periods tended to score higher on exams. B. Later periods tended to score lower on exams. C. There is no clear relationship between period and exam scores. 2. 3. 4 5. 9. 7. 8. Period <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< X N NO 40 20 Average

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