Importance of null hypothesis and business value

Assignment Help Basic Statistics
Reference no: EM13110142

What is the importance of the null hypothesis? Why has it been the backbone of mainstream hypothesis testing for decades? What are its limitations?

What is the value of performing hypotheses tests to solve problems related to business and operations management? Provide specific examples.

Reference no: EM13110142

Questions Cloud

List three conditions, that may be diagnosed by measuring : Alkaline phosphatase is used clinically to help with diagnosis of many diseases. List three conditions, that may be diagnosed by measuring the levels of this enzyme in serum.
Determine probability that someone will hold winning ticket : If people on your floor of dorm bought 425 of those tickets, determine the probability that someone on your floor will hold winning ticket?
How to produce a plant from a single cel : What type of tissue would you choose if you wanted to produce clones? That is, if you wanted to produce a plant from a single cell? explain.
Pros and cons of statistics with example : Bring to mind a research question that interests you, or a current event that utilizes statistics to present results, that you can use as an example for this discussion. State the research question or the current event and results.
Importance of null hypothesis and business value : What is the importance of the null hypothesis? Why has it been the backbone of mainstream hypothesis testing for decades? What are its limitations?
Determine coordinates of the central location : A small rural county has experienced unprecedented growth over the past 6 years, and as a result, the local school district built the new 500-student North Park Elementary School.
Examine the soil samples and the goo from the degraded : Using light microscopy you examine the soil samples and the goo from the degraded polyurethane. Will this approach allow you to observe all microorganisms present in the sample ? why or why not ? What are the limitations of this approach?
Production of public sector goods : Explain why, For a country having full employment of its resources, an increase in production of public sector goods can only be possible when there is reduction in production of say, consumer goods onlike for an economy undergoing recession
Alternative hypothesis-cost of gasoline : The cost of gasoline will decrease or stay the same over the next 30 days because of summer holiday travel. What is your alternative hypothesis statement?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Confidence interval for the true proportion of voters

Find a 95% confidence interval for the true proportion of voters who approve of the way the government is being run.

  Average number of acres in western pennsylvania

A state executive claims that the average number of acres in western Pennsylvania State Park is less than 2000 acres. A random sample of five parks is selected, and the number of acres is shown. At alpha=.01, is there enough evidence to support th..

  Confidence level and sample data to find confidence interval

Use the given confidence level and sample data to find a confidence interval for estimating the population mean

  Confidence interval of the true mean age

In a study of 10 graduate students from a nurse education program, the average age of the group was 48.6 years and the standard deviation was 4.1 years. Assume the variable is normally distributed. Find the 95% confidence interval of the true mean..

  What is the margin of error

If a 99% confidence interval is calculated to estimate the difference between the average hourly rates for each type of graduate, what is the margin of error? Assume both population standard deviations are equal.

  Estimating the value of probability by binomial distribution

What's the probability that among three randomly selected high school students

  Following of the normal distribution

The number of passengers on the Carnival Sensation during one-week cruises in the Caribbean follows the normal distribution.

  Construction of the confidence interval using the given data

Construct a 95% confidence interval on the population mean for the following sample data set:

  Overnight accommodations for its clients

A large industrial firm uses 3 local motels to provide overnight accommodations for its clients. From past experience it is known that 20% of the clients are assigned rooms at the Ramada Inn, 50% at the Sheraton, and 30% at the Holiday Inn.

  Computing proportions in normal distribution

Assume we have a population of scores with a mean of 975 and a standard deviation of 15. Assume that the distribution is normal. Provide answers to the following questions:

  Parked cars in four different suburban shopping malls

A student team examined parked cars in four different suburban shopping malls. One hundred vehicles were examined in each loation.

  Difference in the determination of a confidence interval

Describe the difference in the determination of a confidence interval of a normal distribution if the variance is known or unknown.

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