Erica is an inventor. Her portfolio tacks the performance of Google and wants to add the stock of Apple Inc. Before adding. She wants to assess the correlation between thestock to ensure that adding the stock won't increase the risk of her portfolio. The following shows the prices for the last five years.AppleIc.YearGoogle2017 1691.75 68.962018 1977.80 100.112019 1884.09 109.062151.13 112.182519.36 154.1220202021What is the relationship? Show complete solution why you arrived with this decision. Manual procedure is required.no relationshipnegative correlationpositive correlation

Let the random variables, X and Y represent the Google data and Apple data, respectively. The…

Answered: Erica is an inventor. Her portfolio…

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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Similar questions

Which critical value
we can conclude from correlation calculation that one variable caused the other variable. True or False.
Mrs. Kelley noticed a strong positive correlation between the hours students said that they studied for a test and their scores on the test. Which fact would lead you to believe that the relationship between studying and test scores is one of causation and not correlation?
The correlation between a variable and itself is always equal to 0.5 -1 1
There are two underlying assets in an asset pool. Each has a 2.8 percentchanges of failing. You own an asset that will pay $1 unless both assets fail. Graph theprobability of your asset not paying as the correlation between the two input assets runsfrom 0.5 to 0.98. For what levels of correlation is the output asset investment grade
Summarize the definitions for linear correlation, quadratic correlations and exponential correlations. Provide an example graph of each of the types of correlation along with your summarized definitions.
Suppose the correlation between height and weight for adults is +0.40.What proportion (or percent) of the variability in weight can be explained by the relationship with height?
Utilizing the previous table: A sample of 25 cities have been classified as high or low on their homicide rates and the number of handguns sold within the city limits. How would you classify the strength of the relationship?
Recently, Washington state instituted "historic" tuition cutbacks that set it apart from most of the rest of the U.S. [Source] Tuition in 2014/2015 was $3,217 in community colleges and was set to be $3,056 in 2015/2016. What is the absolute change in tuition? appropriate.) dollars (Don't forget to include a negative sign, if % (Give your answer as a percent between 0 and What is the relative change in tuition? 100, not a decimal between 0 and 1. Round to ONE decimal place and include a negative sign if appropriate.)
Give an example of two variables that you would expect to have a correlation close to or equal to -1. Give an example of two variables that you would expect to have a correlation close to or equal to 0. Remember that survey question you wrote? Take the class responses to your survey as data related to the one variable of your question. Now, take the list of responses from the survey question that one of your classmates wrote. Write down both lists of data. (If one sample size happens to be different from the other, cut the larger sample size down to that of the smaller sample size.) Calculate the correlation between the two variables. Describe the linear relationship between these two variables. (data for number 3) How many cars have you had so far in your lifetime? 0,1,1,1,2,2,2,2,3,3,3,3,4,4,5,6,6,7,10. How many days per week do you exercise? 0,0,0,1,2,3,3,3,3,4,4,4,4,5,5,5,5,6,6,6
The older that an adult tends to be before deciding to get married, the longer the person's marriage tends to last. What type of correlation exists between age of marriage and the number of years the marriage lasts? A. positive B. negative
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