Find the minimum sample size needed

Assignment Help Mathematics
Reference no: EM131769894

A researcher wishes to? estimate, with 99?% confidence, the population proportion of adults who are confident with their? country's banking system. His estimate must be accurate within 4?% of the population proportion.

?(a) No preliminary estimate is available. Find the minimum sample size needed.

?(b) Find the minimum sample size? needed, using a prior study that found that 26?% of the respondents said they are confident with their? country's banking system.

?(c) Compare the results from parts ?(a) and ?(b).

Reference no: EM131769894

Questions Cloud

Provide an example of ad hoc change from the project : Identify the stakeholders needed to effect change control in your example, and how you would acquire their buy-in and collaboration.
Prepare a depreciation schedule assuming actual mileage : Prepare a depreciation schedule assuming actual mileage, Salvage value is expected
Suppose the population of a city can be modeled : Suppose the population of a city can be modeled by the function P(t)=47,500e^kt where t=o corresponds to the year 2010. In 2015 the population
Determine the inn break-even point in dollars : The Lake Shore Inn is trying to determine its break-even point. Determine the inn's break-even point in (1) number of rented rooms per month and (2) dollars
Find the minimum sample size needed : A researcher wishes to? estimate, with 99?% confidence, the population proportion of adults who are confident with their? country's banking system.
Compute the cost of the ending inventory : Compute the cost of the ending inventory and the cost of goods sold under FIFO, LIFO, and average-cost
What is the target audience for the mitigation action : Which hazard(s) the action is intended to mitigate. An estimated cost for the mitigation action. What is the target audience for the mitigation action.
Discuss the problem of double marginalization : Discuss the problem of double marginalization. What is it? What causes it? How is it mitigated by a vertical merger?
How to solve and answer the word problem : Please help me to understand how to solve and answer the following word problem.

Reviews

Write a Review

Mathematics Questions & Answers

  How many failed because of exactly two of the three reasons

a. How many failed because of exactly two of the three reasons? b. How many failed because of poor attendance and not studying but not because of not turning in assignments? c. How many failed because of poor attendance and not turning in assignments..

  Upstream or downstream transfers

Justings Co. owned 80% of Evana Corp. During 2006, Justings sold to Evana land with a book value of $48,000. The selling price was $70,000.

  Measured on the moment magnitude scale

Earthquakes are measured on the Moment Magnitude Scale. The MMS is a logarithmic scale, where an increase of two points indicates a 1000-fold increase in energy released.

  Which sum is an overestimate

On a sketch of y = ln x, represent the left Riemann sum with n = 2 approximating, Write out the terms in the sum, but do not evaluate it.

  What is the velocity of the balloon at the end of fourty sec

What is the average velocity of the balloon between t 0 and t= 40?

  Enormous amount of content

Social networking has opened the doors to people around the world and provides an enormous amount of content (both good and bad) to consumers and customers and to suppliers. How has social media changed the way companies interact with consumers an..

  How many tables and chairs should winston manufacture

MANUFACTURING-PRODUCTION SCHEDULING A division of the Winston Furniture Company manufactures dining tables and chairs. Each table requires 40 board feet.

  Compute exactly the area between the x axis and the graph

The goal is to approximate and then compute exactly the area between the x-axis and the graph of y = x2 + 1 with x between 0 and 2. (Use Left Hand Riemann Sum with 4 sub-intervals) Use Trapezoidal rule to approximate the area under sin(x) from x=0 to..

  Find the slope

find the slope, if it exists, of the line containing the pair of pairs. (9,5) and (10, -8)

  What are the highest and lowest temperatures

at a point (x,y) on a metal plate is T(x,y)=4x2-4xy+y2. An ant on the plane walks around the circle of radius 5 centered at the origin. What are the highest and lowest temperatures encountered by the ants.

  Find the ratio of sarahs age to keishas age

The ratio of Sarah's age to Keisha's age is 4:5 this year. Keisha was 12 years old 3 years ago. Find the ratio of Sarah's age to Keisha's age 9 years from now

  Overall comprehension of the strategy

Illustrate your overall comprehension of the strategy you chose to research. Identify and describe ONE component of this strategy and elaborate upon this component. What effect does this strategy have on quality?

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