What is the standard error of sample mean

Assignment Help Basic Statistics
Reference no: EM1398137

From an urn containing balls, a ball was drawn, weighted and replaced. This experiment was repeated 5 times. what is the standard error of sample mean?

Reference no: EM1398137

Questions Cloud

Mean vector and variance matrix of the random vector : Suppose X is a random variable with mean u and variance sigma2, Calculate the mean vector and variance matrix of the random vector Y = (X,2+3X)?
Assumptions of anova : Is it true that one of the major assumptions underlying ANOVA is that all the populations being studied in the experiment have the SAME distribution?
Consider the meaning of the term ecology : Consider the meaning of the term "ecology." How do the ideas of energy and chemical cycles, community structure, biodiversity and succession fit together to form the basis of the way the natural world works?
Two hybrid system to detect interactions between proteins : Using the two-hybrid system to detect interactions between proteins, you obtain the following results: A clone encoding gene A gave positive results with clones B and C.
What is the standard error of sample mean : From an urn containing balls, a ball was drawn, weighted and replaced. This experiment was repeated 5 times. what is the standard error of sample mean?
Question on anova problem : Why do we need a new test method to compare the means of 3 or more populations? Why can't we just use a series of z-tests or t-tests to compare all of the possible pairs of population means to see if one (or more) is different?
Explain how a saving account is similar to atp : Explain how a a gas tank account is similar to ATP and where the analogy fails to represent ATP accurately.
Describe the different steps of a growth curve for microbes : Describe the different steps of a growth curve for microbes, and what factors influence each step. Explain in 100+ words.
Distribution of the sample mean x-bar : If the sample size (n) is large, and the sample is a random sample, then the distribution of the sample mean x-bar is approximately a:

Reviews

Write a Review

Basic Statistics Questions & Answers

  Population mean expenditure for males and females

What is the point estimate of the difference between the population mean expenditure for males and the population means expenditure for females?

  What is an interaction

What is an interaction? Describe an example; what are the variables within your population (work, social, academic, etc.) for which you might expect an interaction.

  Non parametric test-kruskal wallis test

Describe what you find then produce an ANOVA for the problem.

  Determining probability of type 1 error using decision rule

Determine the probability that of a Type I error using decision rule if population mean is in fact 800 kilowatts per day?

  Confidence interval for population mean yearly premium

Based on this sample information, create a 90% confidence interval for population mean yearly premium.

  Estimate the average with a margin of error

Last year the average deposit for all 10,000 clients was $25,000 with a standard deviation of $30,000. Do you think a small sample of 25 is enough to give them the margin of error they want? If not, how large a sample do you suggest they need to t..

  Interpret the meaning of the slopes

Interpret the meaning of the slopes of the given multiple regression equation

  Success probability of o-ring

What was the success probability of each O-ring?

  Idealized normal distribution

Let's work with a really idealized normal distribution. We'll pretend that American 12-year-old boys have an average (mean) weight of 100 lbs.

  Find out the conditional probability for the given data

Find out the conditional probability for the given data. Illustrate what is the conditional chance that the selected person is male?

  To make a p-chart for the nonconforming units

To make a p-chart for the nonconforming units. The coating of the candy bar is currently make by a process which can result in surface cracking.

  Evidence of candidate has sufficient valid signature overall

Is this statistically significant evidence that candidate has sufficient valid signatures overall? Describe.

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