Drawn a sample size from population with a mean

Assignment Help Basic Statistics
Reference no: EM131671279

Question: Suppose a random sample of size 36 is drawn from a population with a mean of 278. If 86% of the time the sample mean is less than 280, what is the population standard deviation?

Reference no: EM131671279

Questions Cloud

What is the probability of taking a sample : A population is normally distributed, with a mean of 23.45 and a standard deviation of 3.8. What is the probability of each of the following?
Discuss the american social values : Discuss the American social values that determine how The affordable care ACT is understood. Discuss how vulnerable populations are affected by the affordable.
What role does the foreign tax credit limitation play : What role does the foreign tax credit limitation play in U.S. tax policy? Why are the income source rules important to a U.S. citizen or resident
Alcohol consumption on college campuses : Given what we know about tobacco and alcohol consumption on college campuses, what are effective ways of communicating abuse and dependency to appeal?
Drawn a sample size from population with a mean : Suppose a random sample of size 36 is drawn from a population with a mean of 278. If 86% of the time the sample mean is less than 280.
Arouse a fair amount of cognitive dissonance : How are people most likely to reduce this dissonance stemming from an immoral act such as lying or cheating
Calculate the cost of goods sold using the fifo : Calculate the cost of goods sold using the FIFO periodic inventory method assuming that two of the three players were sold by the end of December
How express and apparent authority created by agent impacts : Compare how express, implied, and apparent authority created by the principal and agent impacts equal opportunities for employees.
Observation of social behavior research project : As an applied final project, you will conduct an observation of human social behavior in a public place (e.g., supermarket, church, nightclub, park)

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

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