Researching some aspect of a population

Assignment Help Basic Statistics
Reference no: EM132168162

Say you were researching some aspect of a population, and the sample proportion is 25% with a margin of error of 4% at the 95% confidence level. Does this mean that there is 95% chance that the population proportion is between 21% and 29%? Why or why not, and what might be the implications for your research in either case?

Reference no: EM132168162

Questions Cloud

How many statistical lives must be saved each year : A proposal for dividing a four-lane highway is being considered. The cost is $6M for the roadbed, $3M every 15 years for pavement, and $125K every year.
What is the probability that the student will be a freshman : Imagine that you choose one random student from the classroom (perhaps by using a random number table). What is the probability that the student will be
Create an appropriate greeting and closing for each email : Don is worried about passing his college class due to some low grades. He wants to ask his professor for help to pass the class.
What is the monthly payment : Youngchang Keyboard sells a $2150 keyboard on a monthly payment plan over 6 years.
Researching some aspect of a population : Say you were researching some aspect of a population, and the sample proportion is 25% with a margin of error of 4% at the 95% confidence level.
Do corporations have commitment to the community : Do corporations have a commitment to the community? Do they bear a responsibility for a community's success?
How many statistical lives per year must be saved : How many statistical lives per year must be saved to justify a new bypass around a large city that will cost $12.5M to construct and $135K per year to maintain?
Test the hypothesis that on the average a twelve-ounce : The drained weights in ounces for a sample of fifteen cans of fruit are given below. At the 1% level of significance, test the hypothesis that on the average
Label of canned peas as well as other national brands : Crombie supermarket sells its own private label of canned peas as well as other national brands.

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