Find the mean and the variance of the code

Assignment Help Basic Statistics
Reference no: EM131370739

All voters of Milwaukee County were asked a week before election day whether they would vote for a certain presidential candidate. Of these, 48% answered yes, 45% replied no, and the rest were undecided.

If a yes answer is coded 1, a no answer is coded -1, and an undecided answer is coded 0, find the mean and the variance of the code.

Reference no: EM131370739

Previous Q& A

  Technological advancements that would be available

Envision what the health care system of 2030 might look like? Describe at least two technological advancements that would be available to patients. How would technology help providers make health care decisions? How would patients and families int..

  How the rest of the sample is obtained

Suggest a way of doing this so that no problems would result due to the fact that 855 is not an integer multiple of 30. Give the first element you choose to select, and explain how the rest of the sample is obtained.

  Healthcare delivery systems complement

How do public health and healthcare delivery systems complement and compete with each other? Who are the influential parties and opinion leaders in the components of these systems at the various levels?

  Explain the meaning of the variance of a random variable

Explain the meaning of the variance of a random variable. What are possible uses of the variance?- Why is the standard deviation of a random variable more meaningful than its variance for interpretation purposes?

  Does the accountant use systematic sampling

An accountant always audits the second account and every fourth account thereafter when sampling a client's accounts.

  Find the cumulative distribution function of x

Find the probability that the annual income of a hedge fund manager will be greater than $600 million and less than or equal to $1.5 billion.

  Prepare a draft will

Prepare a "draft" Will, Trust or Power of Attorney for yourself or a fictitious person. This is called a Draft because it will not be executed and is intended for you to put into practice what you have learned. Follow the legal requirements in your s..

  Healthy people program

The Healthy People program (see the status report on healthy lifestyle habits, Table 1-6) has greatly reduced its goals from the previous targets, especially regarding normal and overweight individuals.

  Characteristics of the ideal tissue

1. Compare and contrast the characteristics of the ideal tissue forming the outer surface of the body with that forming the lining of the small intestine. How are they similar and different? What tissues fulfill these needs?

  Distribution points with length of primary cable line

The Metrovision Cable Company just received approval to begin providing cable television service to a suburb of Memphis, Tennessee. The arcs of the network show the number of miles between the distribution points. Determine the solution that will ena..

Reviews

Write a Review

 

Similar Q& A

  Consequences of making a type one error

In the context of this scenario, what would be the consequences of making a Type I error?

  Hypothesis testing for oral surgery insurance problem

An auditor reviewed 25 oral surgery insurance claims from a particular surgical office, determining that the mean out-of-pocket patient billing above the reimbursed amount was $275.66 with a standard deviation of $78.11.

  Problem regarding the continuous variable

Let x denote the distance from the lower left-hand corner A of the square to the selected point. What are possible values of x? Is x a discrete or a continuous variable?

  In a one way anova the degrees of freedom for the rows is 6

in a one way anova the degrees of freedom for the rows is 6 for the columns it is 10 and for error it is 8. how many

  Correlation analysis of wal-mart-sears

Using Microsoft Excel, create a correlation analysis of Wal-Mart's annual net income over the past 10 years compared with Sears's annual net income over the past 10 years and interpret the results.

  Encouraged the truman administration

Drawing on the readings and lectures, name at least three developments or factors that encouraged the Truman administration to drop the atomic bomb on Hiroshima and Nagasaki, and three factors that discouraged the administration from doing so. Wh..

  Standard deviation for high-end unix machine

Sun Microsystems has approximately 50% of the high-end Unix machines market with its closest competitor being IBM. Suppose that 15 firms were in the market to purchase a high-end Unix machine. Assume that these firms listened to sales pitches by a..

  Predict the annual salaries of employees

A statistics student wants to predict the annual salaries of employees at one large company. He wants to know if he can use the number of years that someone has worked at the company to predict his or her annual salary.

  Construct a 95 confidence interval for the population mean

construct a 95 confidence interval for the population mean u. assume the population has a normal distribution. a sample

  Estimate the population mean

If you must estimate the population mean within 10 days, how many outside salespeople should you sample? Use the 90 percent confidence level.

  The function fx0 for xlt0 14x6 for 0ltxlt2 1 for xgt2 is

the function fx0 for xlt0 14x6 for 0ltxlt2 1 for xgt2 is the distribution function of a mixed random variable x.

  Find month and standard deviation expect to find

Month and standard deviation of $35, which of the following would be the highest individual rent that you might expect to find?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd