User Account

All Pages

Directional and non-directional hypothesis

Assignment Help Basic Statistics
Reference no: EM132849330

What is the distinction between directional and non-directional hypothesis and one-tailed and two-tailed test.

Reference no: EM132849330

Questions Cloud

How to improve the lives of the filipino : If you were to advise the president of the philippines on how to cope with the issues on poerty and unemplyoment to improve the lives of the filipino,what would
What is the level of significance : (a) What is the level of significance? State the null and alternate hypotheses.
Paste appropriate spss output : Can you help me write what the results section is based on your analysis? Include a decision about the null hypothesis. You don't need to conduct post hocs
What is the approximate probability of peter drawing : Peter randomly draws one marble, sets it aside, and then randomly draws another marble. What is the approximate probability of Peter drawing out two green marbl
Directional and non-directional hypothesis : What is the distinction between directional and non-directional hypothesis and one-tailed and two-tailed test.
Correct formulation of the hypotheses : To investigate an alleged unfair trade practice, the Federal Trade Commission (FTC) takes a random sample of 25 "5-ounce" candy bars from a large shipment.
Cmpare the number of hours blacks : Use the GSSS 2016 dataset file and the Explore command to compare the number of hours blacks, whites, and others work each week. HRS1 is the variable for hours
Calculate the test statistic and p-value : Two human traits controlled by a single gene are the ability to roll one's tongue and whether one's ear lobes are free or attached to the neck.
What is the value x of dataset : Given that some normally distributed data has a mean of 668.7 and a standard deviation of 135.8. What is the value x of this dataset where 12% of all other data

Reviews

Write a Review

Basic Statistics Questions & Answers

  Value of the critical value

Given the hypothesis Ho: u=400, you conduct a sample of 12 observations and obtain a sample mean of 407 and a sample standard deviation of 6. Using a .01 significance level to test to see if you would reject Ho, what would be the value of your cri..

  Sample mean and standard deviation

Unusual Values: We said an unusual value will be defined as any data value more than 2 standard deviations from the mean.

  Does the sample provide sufficient evidence

Does the sample provide sufficient evidence that the mean pH level in the water differs from 8.5? Conduct a test at the ? = .01 level

  What is the probability that the seed will germinate

What is the probability that the growing season will be dry and the seed will germinate?- What is the probability that the seed will germinate?

  Psychologist measures units of change for a memory

A psychologist measures units of change for a memory test after students are given an opportunity to sleep only four hours. The following change units were obtained: 7, -12, 4, -7, 3, -10. Find the a) mean, b) median, c) mode, d) standard deviatio..

  What is the probability that the coin tossed on the nth toss

What is the probability that the coin tossed on the nth toss will fall heads if (i) n = 2, (ii) n = 4, (iii) n = 6, (iv) n is very large?

  Valve performs above the speci?cations

Assume the variance is known to be 0.49. Is there evidence at the 0.05 level that the valve performs above the speci?cations?

  Show that to maximize the expected reward

The Quiz Problem) Consider a quiz contest where a person is given a list of N questions and can answer these questions in any order he chooses. Question i will be answered correctly with probability pi, independently of earlier answers, and the pe..

  Difference in mean scores among the groups

a) There was

  In terms of the mean and standard deviation what does it

in terms of the mean and standard deviation- what does it mean to say that a particular value of x has a standard score

  The following partial minitab printout of a regression

the following partial minitab printout of a regression analysis where x is the length in centimeters and y is the

  Determining equations from word problems

For 1989 and 1990 Dave Johnson had the highest decathlon score in the world. When Johnson reached a speed of 32 ft/sec on the pole vault runway, his height above the ground t seconds after leaving the ground was given by h= -16t^2+32t.

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd