Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Find the standard error of sample mean 

If random samples, each with n = 4 scores, are selected from a normal population with MK = 80 and o=10, then the distribution of sample means would have a standard error of __________ .

1. 2.5
2. 5
3. 10
4. 80

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M921742

Have any Question? 


Related Questions in Statistics and Probability

Assignment- sampling distributions and estimation

Assignment- Sampling Distributions and Estimation; Hypothesis Testing 1. In a simple random sample from a population of several hundred that's approximately normally distributed, the following data values were collected. ...

Restate each of the following research questions as

Restate each of the following research questions as questions about behavioral variability. a. Does eating too much sugar increase children's activity level? b. Do continuous reinforcement schedules result in faster lear ...

Determine the power for the following test of hypothesis h0

Determine the power for the following test of hypothesis. H0 : μ = 950 vs. H1 : μ ≠ 950, given that μ = 1,000, α = 0.10, σ = 200, and n = 25.

A sample size of 50 is selected from a normal distribution

A sample size of 50 is selected from a normal distribution having a mean of 95 and a standard deviation equal to 15. What is the probability of selecting a sample having a mean exceeding 100?

George john and thomas are standing first second and third

George, John, and Thomas are standing first, second, and third in a line, respectively. Each one sees the persons standing in front of him. James announces: "I have three red hats and two white hats. I will place a hat o ...

Regression analysiscalculate then explaininterpret the

Regression analysis Calculate then explain/interpret the following 14 tasks/tests using the dependent variable (labeled Y)(Sales) and the independent variables (labeled X1 (Calls), X2 (Time), and X3(Years)). Attached is ...

Applicationcomparing software development

Application Comparing Software Development Workloads Estimating the cost of developing software in terms of work load is difficult since it is a challenge to quantify the size and complexity of a software system. The art ...

In a study of smokers who tried to quit smoking with

In a study of smokers who tried to quit smoking with nicotine patch therapy, 39 were smoking one year after the treatment, and 32 were not smoking one year after the treatment. We want to use a .05 significance level to ...

A sample of 19 school children was randomly selected and

A sample of 19 school children was randomly selected and their age, height and weight was recorded for each child. The results are given below. The goal is to predict the weight of the child by using the height and age. ...

1 under what conditions is the median a more meaningful

1. Under what conditions is the median a more meaningful measure of central tendency than the mean? 2. Why do researchers prefer the standard deviation as a measure of variability over the range?

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro