Difference in the standard error for two samples

Assignment Help Basic Statistics
Reference no: EM1393012

A random sample obtained from a population has a mean of µ=100 and a standard deviation of σ = 20. The error between the sample mean and the population mean for a sample of n = 16 is 5 points and the error between a sample mean and population mean for a sample of n = 100 is 2 points. Explain the difference in the standard error for the two samples.

Reference no: EM1393012

Questions Cloud

Why not to avoid the weight of the logs : A kg steel ball strikes a wall with a speed of m/s at an angle of with the surface. It bounces off with the similar speed and angle. If the ball is in contact with the wall for s, what is the average force exerted on the ball by the wall.
Phases of an action potiental : Determine the phases of an action potiental and what channels open/close, what causes them to open/close, what ion moves, and in which direction do the ions go?
Trends have helped or hindered the growth of small business : Determine if and how these two trends have helped or hindered the growth of small business in the U.S.
Decreasing the extracellular k+ concentration : Decreasing the extracellular K+ concentration would be expected to have which of the effects on the resting membrane potential and excitability of the cell?
Difference in the standard error for two samples : The error between the sample mean and the population mean for a sample of n = 16 is 5 points and the error between a sample mean and population mean for a sample of n = 100 is 2 points. Explain the difference in the standard error for the two samp..
Statistics for student study hours : Assume you have drawn a simple random sample of 10 students from a college campus and recorded how many hours each student studies (X) during the ¯rst week of December, 2009. Results:
How far might the person jump on the moon : Strictly speaking, as more and more skyscrapers are being built on surface of earth, does the day tend to become longer or shorter.
Explain how risk has impacted a project : Explain how risk has impacted a project that you have been associated with as a team member or project leader
Explain price be put on good given by world-s ecosystems : "Must the Price Be Put on Goods and Services given by World's Ecosystems". Read pro and con arguments, do your own study on web, and then present completely supported.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Probability of a right-handed golf player

A box of nine golf gloves contains two left-handed and seven right-handed ... box without replacement, what is the probability that- (X) both gloves are right handed and (Y) one left-handed and one ... If two gloves are randomly selected with repl..

  Ordered logit model

When there are multiple observations per subject, what issues are there with doing a MNL and an ordered logit model, answer in detail and provide example.

  Appropriate inference method

If Weight 1 is the weight (in pounds) of a random sample of five men who were accepted as models, and Weight 2 is the weight (in pounds) of a random sample of five men who were rejected as models, which of the following is the appropriate inferenc..

  Comparing two antihypertensive drugs

A researcher is comparing two antihypertensive drugs A and B with regards to reduction of patient's systolic blood pressure (SBP). Baseline SBP is measured for two groups of patients.

  Mean difference among the group categories-anova

Using ANOVA, determine if there is a significant difference in the six year graduation rate by type.

  One-sided lower confidence limit

Based on the information in (a), find a one-sided lower 90% confidence limit for m. Also, find a one-sided upper 90% confidence limit for m.

  Test whether average utility is faster by large sample test

Can the company claim that they are faster than the average utility?

  Knowing the mean score for a certain quiz in a statistics

Make a List of type of possible errors. Assume that you were interested in knowing the mean score for a certain quiz in a statistics class.

  Least square regression equation

What would you predict the price per share to be if 95 million shares were offered?

  Explaining cockpit noise level independent of flight phase

Research question : At α = . 05, is cockpit noise level independent of flight phase?

  Best predicted iq of the wife

What is the best predicted IQ of the wife, given that the husband has an IQ of 105 ? Use a significance level of 0.05.

  Correlation coefficient and linear regression equation

Determine if there is a linear correlation between annual income and the amount of insurance? What is the linear regression line for this data?

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