National lifeguard association

Assignment Help Basic Statistics
Reference no: EM131157484

A claim from the National Lifeguard Association is that the population proportion of drowning deaths of children attributable to beaches is 0.25. A sample of 700 drowning deaths of children in U.S. last year showed that 30% of them were attributable to beaches. Test the above claim using 0.01 significance level. Use P-value approach and state conclusion.

Select one:

a. P-value = 0.0011; reject the alternative hypothesisb. P-value = 0.301; fail to reject the null hypothesisc. P-value = 0.0022; reject the null hypothesisd. P-value = 0.998; fail to reject the null hypothesise. P-value = 0.198; fail to reject the alternative hypothesis

Reference no: EM131157484

Questions Cloud

Explain how your individual values drive your actions : Explain how your individual values drive your actions and behaviors, and analyze the alignment between your values and actions and behaviors
How did erp help improve business operations at shell : How did ERP help improve business operations at Shell? How could extended ERP components help improve business operations at Shell? How can integrating SCM, CRM, and ERP help improve business operations at Shell?
What are the strengths of formal strategic planning : What are the strengths of formal strategic planning? What are its weaknesses? From what perspective might innovation be called the single most important building block of competitive advantage? When is a company's competitive advantage most likely to..
Design a reactor to remove 1% acetylene from ethylene : Design a reactor to remove 1% acetylene from ethylene in a plant that produces 1.5 million metric tons per year of ethylene using this catalyst.
National lifeguard association : A claim from the National Lifeguard Association is that the population proportion of drowning deaths of children attributable to beaches is 0.25. A sample of 700 drowning deaths of children in U.S. last year showed that 30% of them were attributab..
What is the npv for 15 years of production : What is the IRR if the debt must be amortized over 15 years as a fixed cost of production?
Which statements is true about electronic commerce : Which of the following statements is true about electronic commerce
P-value approach and determine conclusion : A simple random sample of 1088 adults between the ages of 18 and 44 is conducted. It is found that 247 of the 1088 adults smoke. Use a 0.05 significance level to test the claim that less than 1/4 of such adults smoke. Use P-value approach and dete..
Calculate the composition of the flue gases on a dry basis : The composition of a gas derived by the gasification of coal is, volume percentage: carbon dioxide 4, carbon monoxide 16, hydrogen 50, methane 15, ethane 3, benzene 2, balance nitrogen. If the gas is burnt in a furnace with 20% excess air

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

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