How many elephants need to be weighed

Assignment Help Mathematics

Reference no: EM13200400

A study of elephants wishes to determine the average weight of a certain subspecies of elephants. The standard deviation of the population is 1600 pounds. How many elephants need to be weighed so find we can be 90% confident to be accurate within 200 pounds?

Reference no: EM13200400

Questions Cloud

Does a strike for a 50-cent raise make any sense : What kings of long-term benefits and/or costs result from such a strike? Draw some assumptions. Maybe the variables are what is the current wage and how long the strick will last, how much money will be lost.

To bake each loaf of bread and the baker needs : A baker has 25 pounds of wheat and 5 pounds of sugar. To bake each loaf of bread, the baker needs to use 1.3 pounds of wheat and 0.5 pound of sugar

Water is flowing into the tank at the rate of cubic feet : Water is flowing into the tank at the rate of 10 pi cubic feet per minute. Express the volume of water in the tank as a function of its height.

Why might a profit-maximizing employer turn down an offer : Suppose Mary earns $13 an hour installing transistorized digital chips in electronic calculators. If you were unemployed, would you offer to work for $8 an hour to get the job Why might a profit-maximizing employer turn down your generous offer

How many elephants need to be weighed : A study of elephants wishes to determine the average weight of a certain subspecies of elephants. The standard deviation of the population is 1600 pounds. How many elephants need to be weighed so find we can be 90% confident to be accurate within ..

Calculate the cost of reinvested profits : Calculate the cost of reinvested profits and the cost of new common shares using the constant-growth DVM - Cost of reinvested profits versus new common shares-DVM

What is the relationship between the length of the radius : what is the relationship between the length of the radius and the length of the circumference around a circle.

Who wants to buy a certain quarter acre of land : Eagle Properties, a real estate investment and sales firm, presents a form contract to its customer Floyd, who wants to buy a certain quarter acre of land in a proposed housing subdivision that Eagle is marketing.

Why she has an enforceable contract to buy the house : Frances has lived in an apartment for ten years when she decides to buy a house. Her one-year lease will end on May 1. On April 15, she orally con¬tracts to buy Smith's house for $100,000, with the closing (transfer of the deed) to take place on J..

User Account

All Pages