Null and alternate hypothesis for the issue

Assignment Help Basic Statistics
Reference no: EM1388712

In looking at your business, when and why would you want to use a one-sample mean test (either z or t) or a two-sample t-test? Create a null and alternate hypothesis for one of these issues. How would you use the results?

Reference no: EM1388712

Questions Cloud

Reasons behind the growth in services : Mention and discuss at least five of the reasons behind the growth in services. Which of these do you consider to be the most important? Why?
Examine at least two potential pitfalls of using anonymity : Anonymity (i.e., with message senders' identity removed) is a common feature of many GDSS. We examined the benefits of using anonymity. Can you examine at least two potential pitfalls of using anonymity in GSS?
The pressure in avessel containing methane : The pressure in avessel containing methane and water at 70 degree centgrade is 10 atm. At the given temperature, the henry's law constant for methane
Cloning the ding dong gene from drosophila : As a 1st step towards cloning the ding-dong gene from Drosophila, you find a transposon insertion within the gene.
Null and alternate hypothesis for the issue : In looking at your business, when and why would you want to use a one-sample mean test (either z or t) or a two-sample t-test? Create a null and alternate hypothesis for one of these issues. How would you use the results?
What is the rotational kinetic energy : A barbell spins around a pivot at its center . The barbell consists of two small balls, each with mass m = 460 grams, at the ends of a very low mass rod whose length is L = 24 cm. The barbell spins with angular speed ω = 50 radians/s.
Illustrate what do investors require as a rate of return : t presently sells for $87 per share. Illustrate what do investors require as a rate of return on this stock? Round off to the nearest .10%
Determine the objects mass : A force that varies linearly with time according to a relation F = 4t N is applied to an object travelling with a speed of 16-m/s. If the force decelerates the object to a complete stop in 5s, determine the object's mass. Imagine the force is at f..
Studying the mysterious disease sw : Assume you are interested in studying the mysterious disease SW that causes obsession with Star Wars movies or memorbilia. You decide to clone the gene in order to further study the gene function.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Critical value for testing the population standard deviation

A doctor believes that the standard deviation of systolic blood pressure is 450. A random sample of 24 patients found a standard deviation of 520. Assume the variable is normally distributed and a = 0.01. What are the critical values?

  Determine the empirical probability

Use this information to determine the empirical probability that the next bird to visit the feeding station will be a dove.

  Proportion of debit cardholders

Is the sample size large enough to construct a valid confidence interval for the proportion of debit cardholders who have used their card in making purchases over the Internet?

  Probability based on binomial distribution

Let X be the number of yes votes obtained from a random sample of 200 out of the entire voting population. What is the expected value of X if, in fact, 65% of all voters supported the dictator?

  Determine the probability of compound events

In a study of the consumer's view of the economy, the probability that a consumer would buy a house during the year was 0.0013, and the probability that the consumer would buy a car during the year was 0.198. There was also a 0.0100 probability t..

  Finding number of questions by random guessing

Richard is one of test takers. Find out the number of questions he can expect to get right on test by random guessing.

  Significant difference between the means

The F-test cannot be used to answer whether or not there is a significant difference between the means.

  Find the mean for the combined sample

Estimating the combined mean values for the given data - find the mean for the combined sample

  How does the bell-shaped curve

How does the bell-shaped curve for the sampling distribution of sample means for samples of size n = 100 compare to the bell-shaped curve for sampling distribution of sample means for samples of size n = 60.

  Find the probability for uniform distribution

A manager of a large department store with three floors reports that the time a customer on the second floor must wait for an elevator has a uniform distribution ranging from 0 to 16 minutes. It takes the elevator 1 minute to go from floor to floo..

  Margin of error of the proportion of voters

Based on our poll what is the margin of error of the proportion of voters favoring the incumbent?

  Contingency table and probability

What is the probability that the cereal would be high calorie? In other words, what is P (high calorie)?

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