Find the 82% confidence level of the true mean

Assignment Help Mathematics
Reference no: EM13188296

a random sample of 50 four year olds attending day care centers showed that the yearly tuition averaged $3648. The standard deviation of the sample was $630. Find the 82% confidence level of the true mean.

Reference no: EM13188296

Questions Cloud

At what speed does chuck travel : Chuck travels 88 miles in the same time that Dana travels 78 miles. If Chuck's rate of travel is 5 mph more than Dana's, and they travel the same length of time, at what speed does Chuck travel?
Why the growth in computer sales declined : during the beginning of the 21st century, the growth in computer sales declined for the first time in almost two decades. As a result, PC makers dramatically reduced their orders of computer chips from Intel and other vendors.
Find the work done in pumping the water : a container of the form obtained by revolving the parabola y = 0.75 x^2, 0
What is the opportunity cost of spending : You win $100 in basketball pool. You have a choice between spending the money now or putting it away for a year in a bank account that pays 5 percent interest. What is the opportunity cost of spending the $100 now
Find the 82% confidence level of the true mean : a random sample of 50 four year olds attending day care centers showed that the yearly tuition averaged $3648. The standard deviation of the sample was $630. Find the 82% confidence level of the true mean.
How does perfect competition in farming industry help farmer : Does farming in the United States have the characteristics of perfect competition How does perfect competition in the farming industry help farmers and consumers? Hurt farmers and consumers
What is the radius of the silo : nsists of a cylindrical main section and a hemispherical roof. If the total volume of the silo (including the part inside the roof section) is 16,000 ft3 and the cylindrical part is 30 ft tall, what is the radius of the silo?
Draw a graph showing the enrollment of the college : A community college had an enrollment of 3500 students in 2004. It is projected that the enrollment will increase by 250 students per year.
What is the book cost of the stainless steel pump : A pump has faild in a facility that will be completely replaced in 3 years. A brass pump costing $6000 installed will last 3 years. However, a used staniless steel pump that should last 3 more years has been sitting in the maintenance shope for a ..

Reviews

Write a Review

Mathematics Questions & Answers

  Evaluate the integral

Evaluate the integral

  Depict that the substitution leads to hermite''s equation

Show that the Substitution Leads to Hermite's Equation, In quantum mechanics, you will work with the following differential equation

  How far does a fly sitting on the rim of the record

Talk about the old days! A long-playing record has a radius of 6 inches. How far does a fly sitting on the rim of the record travel after the record has turned around once? (Use pi = 3.14).

  Find risk-adjusted npv of projects

Risk-adjusted NPV of Projects. The Bartram-Pulley Company (BPC) must decide between two mutually exclusive

  Infinite series sum

The sum of the infinite series, 1/2^2 - 2/3^2 + 3/4^2 - 4/5^2 + ... is given as pi^2/12 - log 2 on pages 64-65 in the book "Summation of Series" by L. B. W. Jolley, 2nd ed., 1961, Dover Pubs. Inc. (the ^ symbol denotes exponentiation in the above ..

  Determining percentage of women who have never married

Single women. The percentage of women in the 20-24 age group who have never married went from 55% in 1970 to 73% in 2000 (Census Bureau, www.census.gov). Let 1970 be year 0 and 2000 be year 30.

  Determining right angled triangle

Anne is pulling on a 60-foot rope attached to the top of a 48-foot tree while Walter is cutting the tree at its base. How far from the base of the tree is Anne standing?

  What percent of employees are absent on any given day

A company's records indicate that on any given day, 1% of their day shift employees and 2% of the night shift employees will miss work. Sixty percent of the employees work the day shift.

  Find its displacement as a function of time

where t is the time. If the mass is initially at equilibrium and has a velocity of +1 m/sec, find its displacement as a function of time.

  Computing derivatives and rate of change

Early one morning it began to snow at a constant rate. At 7 AM a snowplow set off to clear a road. By 8 AM it had traveled 2 miles but it took two more hours for the snowplow to go another 2 miles.

  Laplace transforms

Calculation of a Laplace Transform from first principles

  Find what is the probability that the nut fits the bolt

What is the probability that the nut fits the bolt? (Note: the sample space consists of all pairs of nuts and bolts, and each pair is equally likely to be chosen.)

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