Explain what the p value means in given context

Assignment Help Basic Statistics
Reference no: EM131421719

Public health officials believe that 90% of children have been vaccinated against measles. A random survey of medical records at many schools across the country found that, among more than 13,000 children, only 89.4% had been vaccinated. A statistician would reject the 90% hypothesis with a P-value of p = 0.01.

a) Explain what the P-value means in this context.

b) The result is statistically significant, but is it important? Comment.

Reference no: EM131421719

Questions Cloud

Have harsher penalties and ad campaigns increased : Observations of commuter traffic failed to find evidence of a significant change compared with three years ago. Explain what the studys P-value of 0.17 means in this context.
Would given have made the same decision : He made this decision based on a test using α = 0.05. Would he have made the same decision at α = 0.01? How about α = 0.01? Explain.
How did the american federation of labor : How did the American Federation of Labor(AFL) ideology differ from the Industrial Workers of the World(IWW) and how did ideologies affect the structure of onion organization?
Would given have made the same decision : They based this conclusion on a test using α = 0.05. Would they have made the same decision at α = 0.01? How about α = 0.01? Explain
Explain what the p value means in given context : Explain what the P-value means in this context.- The result is statistically significant, but is it important? Comment.
Investigate what type of warehousing the product : Investigate what type of warehousing the product you chose in Module One would require. If your product is local, make an educated guess and explain your reasoning. Next, determine the size controls, handling controls, and environmental controls your..
Describe the authors intended audience : Your writing must be at least two pages in length. Identify the main topic/question. Identify the author's intended audience. Critique the article and share your thoughts-what appears to be valid and invalid?
Why might you not recommend that your local school adopt it : Even though this reading method has been shown to be significantly better, why might you not recommend that your local school adopt it?
Estimate the percentage of all american males : Estimate the percentage of all American males who measure success primarily from their work. Use a 98% confidence interval. Don't forget to check the conditions first.

Reviews

Write a Review

Basic Statistics Questions & Answers

  What is the probability that neither one is defective

The Bunte Auto Repair Shop received a shipment of four carburetors. One is known to be defective. If two are selected at random and tested.

  A manufacturer of light bulbs advertises that on average

a manufacturer of light bulbs advertises that on average its long-life bulb will last more than 5000 hours. to test the

  An airplane holds 20 passengers the probability a passenger

an airplane holds 20 passengers. the probability a passenger will not show up is .1a. if the airline sells 25 tickets

  Find the following percentiles for the standard normal

find the following percentiles for the standard normal distribution. interpolate where appropriate. round your answers

  Duality gap of the knapsack problem

(Duality Gap of the Knapsack Problem) Given objects i = 1,...,n with positive weights wi and values vi, we want to assemble a subset of the objects so that the sum of the weights of the subset does not exceed a given T > 0, and the sum of the valu..

  Customer service positions in a company

An employer interviews 10 people for 6 customer service positions in a company, and 5 of the 10 people are men. If all 10 are qualified, in how many ways can the employer fill the customer service position if exactly 2 are men?

  A mean guy gave you a nice sample from normal distribution

a mean guy gave you a nice sample from normal distribution with known variance. so the test should be easy. but he

  Analyze the types of inferential statistics

Develop a 1,050-word report in which you: Identify the types of descriptive statistics that might be best for summarizing the data, if you were to collect a sample. Analyze the types of inferential statistics that might be best for analyzing the data..

  Describe how decision influence the power of the test

Engineers hoped to base their decision on re- actions of 50 drivers, but time and budget constraints may force them to cut back to 20. How would this influence the power of the test? Describe.

  Mcdonalds waiting times you want to estimate sd for the

mcdonalds waiting times. you want to estimate sd for the population of waiting times at mcdonalds drive up windows. you

  Normal distribution to calculate the proportion

The distribution of scores on this assignment had a mean of 9.2 points and a standard deviation of 2.1 points. Would it be appropriate to use a normal distribution to calculate the proportion of students who scored below 7 points on this assignmen..

  What is the probability of observing two or fewer successes

a. Assuming the advertising claim is true, what is the probability of the observed event?- Assuming the claim is true, what is the probability of observing two or fewer successes?

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