Estimate of the standard deviation

Assignment Help Basic Statistics
Reference no: EM1396556

For the following population of N=10 scores 14,6,8,3,13,8,9,12,1,6

a) sketch a histogram showing the population distribution

b) locate value of the population mean in your sketch and make an estimate of the standard deviation.

c) compute sum of square (SS), variance, and standard deviation for the sample.

Reference no: EM1396556

Questions Cloud

Express contract for the construction of a warehouse : Diaz also Cuzco enter an express contract for the construction of a warehouse. Express contract terms are given, in relation to the parties' course of performance?
Determine whether a response is specific : Why is important to use varying concentrations of an enzyme to demonstrate specific action of the enzyme? What three observations are needed to determine whether a response is specific.
Determine the number of atp molecules : The transfer of electrons from one molecule of NADH to H2O via the electron transfer chain results in the net movements of 8 protons from the mitochondrial matrix into the intermembrane mitochondrial space.
List the organelles and structures found in cells : List the organelles and structures found in cells. Pick one organelle and describe the role it plays in the life of the cell. In your description, comment on what may happen to the cell if the organelle did not function properly. Remember to cite ..
Estimate of the standard deviation : sketch a histogram showing the population distribution - locate value of the population mean in your sketch and make an estimate of the standard deviation.
Define stable equilibrium in population genetics : Define stable equilibrium in population genetics. Describe the kind of data that you would need to collect about a population to conclude that it is in a stable equilibrium.
Describe the roles of the world bank : Describe the roles of the World Bank (WB), International Monetary Fund (IMF), also World Trade Organization (WTO) in the acceleration of globalization.
How does the fluid circulate without one or more pumps : The branching gastro vascular cavity of cnidarian and Platyhelminthes: Do these animals have distinct boundary organs? Compare and contrast the basic body plan of these animals? How does the fluid "circulate" without one or more pumps? Explain why..
Relationship or case of fortuitous correlation : which a correlation analysis or regression analysis could contribute to a better decision. The situation can be from a work, of general interest, or experienced in private life.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Determining standardized form-normal distribution

For some positive value of Z, the probability that a standard normal variable is between 0 and Z is 0.3770. Find value of Z? For some value of Z, the probability that a standard normal variable is below Z is 0.2090. Find value of Z?

  Inverse probability based on normal distribution

Inverse probability based on normal distribution - The data set has a bell-shaped distribution. Between what two prices do 68% of the houses lie?

  Difference between sample and sampling distribution

Describe the difference between sample and a sampling distribution. Your reply must be in complete sentences and you may use sketches to help you.

  Population mean weight of athelete

At the 5% level of significance, can we infer that the population mean weight of athletic men is lower than the population mean weight of non-athletic men by more than 2 pounds?

  Business statistics application

Design a 95 percent confidence interval for the proportion of defectives in a large lot, if a sample of 200 showed 12 defectives.

  Find an instance of a continuous random variable

For a binomial probability experiment, with n=150 and p=.2, it is appropriate to use the normal approximation to the binomial distribution.

  Introduction of margin of error

How many students should be surveyed if a 90% confidence interval is desired and the margin of error is to be only 3%?

  Choice of statistical method

Suppose that you're charged with comparing results of standardized tests from four different school districts. What statistical technique would you choose to use?

  Proportion test using large sample test

To test whether the significant difference between two proportion test using large sample test.

  One-time fling by using probability

In a group of seven adult friends, what is the probability that: a) no one has done a one-time fling?

  Conclusion of population mean

Would it be reasonable to conclude that the population mean is 63 pounds?

  Goal using one sided proportion

would this prove that they are exceeding their goal, using = .025?

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