What is the value of the t score for a 98 confidence

Assignment Help Basic Statistics
Reference no: EM13627258

What is the value of the t score for a 98% confidence interval if we take a sample of size 22?

A. 2.845

B. 2.518

C. 2.861

D. 2.528

E. 2.508

Reference no: EM13627258

Questions Cloud

Construct a 90 confidence interval for the true average : a study on students drinking habits asks a random sample of 40 greek ones who belong to a fraternity or sorority uf
We will take a random sample of 50 american adults and ask : suppose that 75 of adult americans agree that while downloading music from the internet and then selling it is piracy
The mean height of adult women is 636 inches with a : the mean height of adult women is 63.6 inches with a standard deviation of 2.5 inches. forty 40 women were asked their
A sample of 15 recent college graduates found that : a sample of 15 recent college graduates found that starting salaries for attorneys in new york city had a mean of
What is the value of the t score for a 98 confidence : what is the value of the t score for a 98 confidence interval if we take a sample of size 22?a. 2.845b. 2.518c. 2.861d.
A random sample of 5 homes in newberry florida had a mean : a random sample of 5 homes in newberry florida had a mean of 169900 and a standard deviation of 21756. construct a 95
If the ph level of the reservoir is ok the results at each : a water treatment plant needs to maintain the ph of the water in the reservoir at a certain level. to monitor this they
Suppose that 76 of americans prefer coke to pepsi a sample : suppose that 76 of americans prefer coke to pepsi. a sample of 200 was taken. what is the probability that at least
According to the coffee research organization the typical : according to the coffee research organization the typical american coffee drinker consumes an average of 3.1 cups per

Reviews

Write a Review

Basic Statistics Questions & Answers

  Question regarding testing

The U.S. Bureau of Prisons publishes data in Statistics Report on the times served by prisoners released from federal institutions for the first time.

  You are given data about the per capita personal income

questionc1-tinternetgdpco2cellularfertilityliteracyalgeria0.656.0930.32.858.3argentina10.0811.323.819.32.496.9australia3

  Training program designed to improve study skills

Last fall, a sample of n = 36 freshman was selected to participate in a new 4-hour training program designed to improve study skills.

  Standard error of the estimate and interpret

Use drinking as an excuse for outrageous behavior. including public nudity and dancing on tables. Find the standard error of this estimate. and interpret.

  Estimate the population mean with confidence level

For a random sample of 35 items, a known population standard deviation of 23, and a sample mean of 211 estimate the: the population mean with a confidence level of 95%.

  Confidence interval-population variance-standard deviation

Check whether the following sample has been drawn from a Normal population. Calculate 95% Confidence interval for population Variance and standard deviation.

  Plot ceo salaries against net profit of respective companies

Plot CEO salaries against the net profit of their respective companies, do you expect to find a linear correlation between the two? Explain.

  Degree of correlation between the dependent variable

What is the degree of correlation between the dependent variable and the independent variable? Is the statistical significance of the model as a whole less than the desired statistical significance for the regression model? Explain the basis for yo..

  Possible number of passwords

A computer password consists of four characters. The characters can be one of the 26 letters of the alphabet. Each character may be used more than once. How many different passwords are possible?

  Chi-square test for independences of attributes

These individuals are then examined and categorized as to whether they have a heart disorder. The observed frequencies are as follows:

  The worker at a carnival game claims that he can

the worker at a carnival game claims that he can communicate with a small magic rock and to prove it he tells you to

  Level of confidence statistician use-constructing interval

What level of confidence did the statistician use in constructing this interval? Explain carefully, showing all steps in your reasoning. Hint: sample proportion is the midpoint of the stated confidence interval.

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