How many packages be sampled to be confident population

Assignment Help Basic Statistics
Reference no: EM13147953

You are the shipping manager at the Postham Company. You are interested in the percentage of packages delivered damaged. A simple random sample of 500 packages yields 16 delivered damaged and 484 delivered undamaged. How many packages should be sampled in order to be 90% confident of being within 0.9% of the actual population percentage of packages delivered damaged.

Reference no: EM13147953

Questions Cloud

Accounting data and financial processes : Accounting and __________ components manage accounting data and financial processes within the enterprise with functions such as general ledger, accounts payable, accounts receivable, budgeting, and asset management.
Find the ph of a 0.15 m solution of ammonia : Find the pH of a 0.15 M solution of ammonia, NH3. Kb = 1.8*10^-5
How technology changed the purchasing and selling behavior : "How has technology changed the purchasing and selling behavior?" what happened to your purchasing behavior once you adopted your smart phone, are you being more smartphonic in buying or selling items online.
Calculate the value of the rate constant for this reaction : At 760K, 85% of a sample of cyclopropane changes to propane in 79.0min. Calculate the value of the rate constant for this reaction. All isomerization reactions are first-order.
How many packages be sampled to be confident population : How many packages should be sampled in order to be 90% confident of being within 0.9% of the actual population percentage of packages delivered damaged.
What reaction components would be needed to pcr amplify : A 20-year old single woman whose father died of Huntington's disease is concerned about her risk of eventually developing the disease. What is the probability that she will eventually get HD, if her mother is phenotypically normal?
Journal entry to record requisition : These raw materials included both direct and indirect materials. The indirect materials totaled $4,000. The journal entry to record this requisition would include a debit to Manufacturing Overhead of
How much energy is released : how much energy is released when 89 grams of water vapor (steam) is cooled from 503 K to 354 K?
Everyday moral and ethical norms : Unfortunately, everyday moral and ethical norms differ among people and, therefore, will differ among businesses. It only follows that a discussion of business ethics must begin with a discussion of ethics in general.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Assumptions of linear regression

When is regression used? What are the assumptions of Linear Regression? What is correlation? How does it differ from regression? What is the interpretation of the correlation coefficient?

  True or false based on simple linear regression model

The simple coefficient of determination is the proportion of total variation explained by the regression line.

  Equivalence relations-equivalence classes

a^2 + b^2=c^2 + d^2 where a,b,c,d are real numbers(describe equivalence cl). For a pair of fractions a/b and c/d define a/b ~ c/d if ab=cd(same here)

  Mean daily sales for jointsoft from four modes

Jointsoft is a great over-the-counter arthritis medication, but who will ever know about it? Unfortunately, many people with arthritis tend to be elderly and rather immobile, so advertisers of arthritis medications face limitations in ways to get ..

  Examples of hypothesis testing technique

Discuss an example where you would use a test of hypothesis for in your professional life, personal life, education or politics. Provide sufficient details so that the context is clear and also discuss if the example involves:

  Credit rating from population with mean

Use a 0.05 significance level to test the claim that these credit rating are from a population with a mean that is equal to 700.

  Probability of selecting student from college

Finding the probability of each event in a group of events of different possibility

  Determining confidence interval for true time battery pack

Determine a 95% confidence interval for true time battery pack can function before having to be recharged.

  Perform five-step hypothesis test on data pertaining

Formulate both a numerical and verbal hypothesis statement regarding your research issue. Perform the five-step hypothesis test on data pertaining to your selection.

  Test statistic and critical values

Calculate the appropriate test statistic to test the hypotheses related to the concern and test at 5% and 1% (indicate which test you are performing; show the hypotheses, the test statistic and the critical values and mention whether one-tailed or..

  Correlation coefficient-margin of error

What units represent the margin of error? Suppose you want to decrease the margin of error, but want to keep the 95% confidence interval. What do you need to do?

  Determining biostats problem

A student conducted a study on the height and weight of adult males. She collected data from 40 adult males and found that average height is 68.34 inches with a standard deviation of 14.02 inches

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