A sample proportion from a simple random sample

Assignment Help Advanced Statistics
Reference no: EM13689923

According to ORC International, 71% of internet users connect their computers to the internet by normal telephone lines. Assume a population proportion p = 0.71.
(i) What is the probability that a sample proportion from a simple random sample of 350 internet users will be within ±0.05 of the population proportion?
(ii) What is the probability that a sample proportion from a simple random sample of 350 internet users will be 0.75 or greater?

Reference no: EM13689923

Questions Cloud

What power eyeglasses held from the eyes : A farsighted woman has a near point of 72.0 cm. What power eyeglasses held 2.00 cm from the eyes will allow her to see objects 25.0 cm away from the eyes
What wavelength is most strongly reflected : A film of soapy water (n = 1.33) on top of a sheet of zircon has a thickness of 219 nm. What wavelength is most strongly reflected
Determine the minimum angular spread of the beam : If this is done with the Mount Wilson telescope, producing a 2.54 m diameter beam of 580 nm light, what is the minimum angular spread of the beam
Find the time for proton to make one complete circular orbit : A proton, mass 1.67 x 10-27 Kg and charge +1.6 x 10-19 C, moves in a circular orbit perpendicular to a uniform magnetic field of 0.59T. Find the time for the proton to make one complete circular orbit
A sample proportion from a simple random sample : What is the probability that a sample proportion from a simple random sample of 350 internet users will be 0.75 or greater?
What power contact lens is needed : What power contact lens is needed to correct the vision of a person who has a near point of 85.0 cm and allow him to see objects 25.0 cm away
What is her far point : The lens-to-retina distance of a woman is 1.98 cm, and the relaxed power of her eye is 52.0 D. What is her far point
Determine length of the barrel of the telescope : The telescope at a small observatory has objective and eyepiece focal lengths respectively of 19.2 m and 12 cm. Determine length of the barrel of the telescope
Where does an object need to be placed : Where does an object need to be placed relative to a microscope for its 0.500 cm focal length objective to produce a magnification of -50

Reviews

Write a Review

Advanced Statistics Questions & Answers

  One sample t-test-one-sided

The program office budgets $30,000 per program review at the contractor's site. Your concern for "end of year" spending drills is that you have budgeted enough for the reviews

  Predetermine overhead rate

ZXC Firm has the following information to determine Predetermine overhead rate for Standard Costing:

  Quantitative analysis-pert-cpm analysis

A project has been defined to contain the following activities, along with their time estimates for completion. Carry three decimals in your calculations and answer the following questions:

  Problem 11 there is a formula for sample size n with given

problem 11. there is a formula for sample size n with given margin of error m and condence level c for population

  How to optimize production

Ocean Juice produces both a cranberry juice cocktail and a raspberry-cranberry blend. Each day Ocean Juice can receive up to 1000 gallons of a raspberry concentrate that costs $2.00 per gallon and up to 4000 gallons of a cranberry concentrated tha..

  1 consider the following correlation coefficients presented

1. consider the following correlation coefficients presented belowr -.98nbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbsp r

  1 at the bottom left side of the applet set n equal to 10

1. at the bottom left side of the applet set n equal to 10 and then check the animate box. now click on flip. record

  Description of levered beta

Company has an unlevered beta of 1.10, no debt, but is considering changing it's capital structure to be 30% debt and 70% equity, corporate tax rate is 40%, what is the levered beta?

  1 for each of the following t values indicate whether the t

1. for each of the following t values indicate whether the t is statistically significant for a two-tailed test at the

  Range and mean not good predictor of variability

Four sets are listed in the table below. Each set represents a sample. Find the range, mean, and standard deviation for each set. Use your results to fill in the table.

  Future value-concept and application

In a Word document, upload your answers to the following questions below. Very importantly - show all your work. If your final answer is wrong, you can still receive partial credit if you show all of your steps and demonstrate a good understanding..

  What must the reduction in labor hours

suppose the company wants to improve the multifactor productivity by 10% by reducing the labor hours used. What must the reduction in labor hours per employee per week be to achieve this goal?

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