Will standard deviation increase or decrease or stay same

Assignment Help Basic Statistics
Reference no: EM131399812

In given problem, suppose the possible values for x are now 0, 2, 4 with the same probabilities as before. Will the standard deviation increase, decrease, or stay the same? Verify your answer.

Problem
if the possible values for x are 1, 2, 3, 4, 5 with probabilities .2, .1, .1, .5, .1, respectively, what are the population mean, variance and standard deviation?

Reference no: EM131399812

Questions Cloud

Identify and discuss the different types of training modes : An ongoing investment in training and development is essential for improving the performance and participation of employees in organizational initiatives. Such an investment encourages accountability in both management and employees in continuous ..
What are population mean and variance and standard deviation : if the possible values for x are 1, 2, 3, 4, 5 with probabilities .2, .1, .1, .5, .1, respectively, what are the population mean, variance and standard deviation?
Complete this array-based implementation of the adt queue : Note that adding to a full queue invokes ensureCapacity, which sets frontIndex to 0 and backIndex to the index of the entry at the back of the queue. Complete this array-based implementation of the ADT queue.
Number of standards and frameworks : This process is called certification and Accreditation. There are a number of standards and frameworks that may be used, depending on the organizations.
Will standard deviation increase or decrease or stay same : In given problem, suppose the possible values for x are now 0, 2, 4 with the same probabilities as before. Will the standard deviation increase, decrease, or stay the same?
Why are corporations setting up their own universities : Why are corporations setting up their own universities? Explain in detail and indicate the advantages and disadvantages of this approach. What approach would you use to encourage managers to coach their employees?
What are certification and accreditation : What are certification and accreditation when applied to information systems security management? How important are they to an organization?
Security plan for the above mentioned organization : Create an enterprise-wide network security plan for the abovementioned organization. Describe the most common vulnerabilities, risks, and issues that your plan will address.
Determine the mean and the variance and the probability : For the probability function- Determine the mean, the variance, and the probability that the a value is less than the mean.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Assume that the paired data came from a population that is

assume that the paired data came from a population that is normally distributed. using a 0.05 significance level find

  Find probability that all three ignition systems are good

Find the probability that all 3 ignition systems are good.d- which is better: the answer from part (b) or the answer from part (c)? why?

  Compute a confidence interval for if the population standard

For a random sample of 36 items and a sample mean of 211, compute a 95% confidence interval for µ if the population standard deviation is 23.

  Compute the loss on each remaining policy for second year

What is the loss on each remaining policy for the second year, assuming All of the healthy policyholders at age 51 lapse the policy at that time, and none of the unhealthy ones do.

  The weights of ripe watermelons grown at mr smiths farm

the weights of ripe watermelons grown at mr. smiths farm are normally distributed with a standard deviation of 2.7 lb.

  You are unconvinced and are trying to calculate the

a hotly disputed proposition x will be on the ballot in november elections. a poll of n1 100 people shows that p1 50

  A compensation plan designed to eliminate pay inequities

To develop a compensation plan designed to eliminate pay inequities, a sample of benchmark jobs are evaluated and assigned points, x, based on factors such a\ responsibility, skill, effort, and working conditions.

  Pieces of limestone from a particular area

A geologist collects hand-specimen sized pieces of limestone from a particular area. A qualitative assessment of both texture and color is made with the following results. Is there evidence of association between color and texture for these limest..

  When a defective part is found what is the probability of

the wayne manufacturing company purchases a certain part from suppliers a b and c. suppler a supplies 65 of the parts b

  What is the probability the test will be positive if

we have studied a new test for hepatitis c in laboratory situations. we know that if a person really has hep-c the test

  Recommend for a frequency distribution

A data set consists of 83 observations. How many classes would you recommend for a frequency distribution?

  Weights of pacific yellowfin tuna follow a normal

weights of pacific yellowfin tuna follow a normal distribution with mean weight 68 lb and standard deviation 12 lb. a

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