User Account

All Pages

When do we use z and when do we test with t

Assignment Help Basic Statistics
Reference no: EM131907065

The first hypothesis testing methods discussed are the Standard Normal or Z and the Student's t. The first statistic was discussed last week under Continuous Probabilities. You may want to compare and contrast these two distributions.

When do we use Z and when do we test with t?

Reference no: EM131907065

Questions Cloud

What is the percentile rank for score : From Data Set 1, for a first age at marriage of 33.44, the proportion of area beyond the z-score associated with this age is 0.05.
Was the seizure valid : John, a student, had a bad fight with his girlfriend, Gail. They agreed to split up. Prior to that, Gail was living with John in his apartment.
Identify independent and dependent variables : Carry out a Z test using the 6 steps of hypothesis testing to determine if people who have recently had a traumatic experience have
Will you admit or exclude the evidence against a : A and B were roommates in a dormitory but only for a few days because it was the start of the semester. On their third evening together, the campus police.
When do we use z and when do we test with t : The first statistic was discussed last week under Continuous Probabilities. You may want to compare and contrast these two distributions.
What is the retreat doctrine : What are affirmative defenses? How do affirmative defenses differ from other defenses? What are the elements of the M'Naghten test for insanity?
What is a statute of limitations : When may a law enforcement officer use deadly force to stop a fleeing suspect? What is a statute of limitations?
How about preying on another drug or alcohol addiction : Should law enforcement be permitted to encourage children to engage in criminal activity with the purpose of arresting and prosecuting the child?
Examine insistence of the occupants of the house : Jane was attacked by an unknown man. She was able to free herself and ran to a nearby house, with the man chasing close behind.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Testing hypotheses of population mean for food

A food processor is concerned that the 16 oz. can of sliced pineapple is being overfilled. The quality control department took a random sample of 50 cans and found that the arithmatic mean weight was 16.05 oz.

  Determine the infant mortality rate

My correlation of -077.2 shows that there is almost no association between GDP and Infant Mortality Rate.

  Determine the diameters of each exit ducts and the power

steam at 15 mpa and 480 c enters a turbine operating at steady state with a volumetric flow rate of 800 m3min. eighteen

  Compute the probabilities of one or more matches

Repeat (1) above for a flight containing 30 passengers and a flight containing 40 passengers. Again, it will be easier to compute the probabilities of one.

  Least-squares regression line

Calculate the least-squares regression line for these data using matrix  operations.

  Describe population and sample and variable in the problem

Fifty patients diagnosed with hepatitis C are selected and their liver enzyme levels are recorded each day for one month. Describe the population, sample, and variable in this problem.

  The first-order autoregressive error models

A student stated that the first-order autoregressive error models ( 12.1 ) and (12.2) are too simple' for business time series data because the error term in period t in such data is also influenced by random effects that occurred more than on..

  Explain critical region for certain test of hypothesis

Suppose that the critical region for a certain test of hypothesis is of the form T greater than or equal to 2.5 and the computed value of T from the data is -2.75.

  Find hospital-s cost of capital of financial position

What is the hospital's cost of capital assuming that the hospital has the following capital structure on its Statement of Financial Position.

  Find the probability that your observed sample percentage

Find the probability that your observed sample percentage is overoptimistic, where this is defined as the observed percentage exceeding 22.5%.

  While the other manufacturer claims a superior product with

two competing semiconductor manufacturers offer a 1n4740a zener diode which is specified as having a voltage of 10v and

  Two cards are drawn from a well-shuffled deck what is the

two cards are drawn from a well-shuffled deck.a what is the probability that they form a blackjack i.e. one is an ace

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