What are the critical values of z

Assignment Help Basic Statistics
Reference no: EM132188051

In a hypothesis test with hypotheses H0:p=0.26 and H1:p≠0.2, a random sample of size 805 produced a sample proportion of 0.2550. The test is to be made at the 1% significance level.

What are the critical values of z?

What is the value of the test statistic, z, rounded to three decimal places?

What is the p-value for this hypothesis test, rounded to four decimal places?

Reference no: EM132188051

Questions Cloud

Write an appropriate e-mails using given information : With the upcoming release of our Planning Guide 5.0, we need you to interview clients. We need you to make video testimonials, and you are the one to search.
Write research paper on Tax provision by Property type : Assignment - Write a 8-10 page research paper on Tax provision by Property type. Discussion of the primary and secondary sources related to your topic
Higher proportion of smokers in this college : Can you conclude that there is a higher proportion of smokers in this college compared to the entire college student community?
Instructors in an academic department of public health : When evaluating the teaching effectiveness of instructors in an academic department of public health, the average test scores obtained by students
What are the critical values of z : What are the critical values of z? What is the value of the test statistic, z, rounded to three decimal places?
What is the p-value for hypothesis test : What is the p-value for this hypothesis test, rounded to four decimal places?
Calculate the p-value for the test of part : According to the U.S. Census Bureau, 69% of children under the age of 18 years in the United States lived with two parents in 2009.
Observed value of z and the critical value : Round your answers for the observed value of z and the critical value of z to two decimal places, and the p-value to four decimal places.
P-value to four decimal places : Round your answers for the observed value of z and the critival value of z to two decimal places, and the p-value to four decimal places.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Which lake region produces the most expensive wine

Wines. The boxplots display case prices (in dollars) of varieties of wines produced by vineyards along three of the Finger Lakes.

  Probability the student receives exactly one scholarship.

A student applies for two different scholarships. The probability of receiving the first scholarship is 0.3 and the probability of receiving the second is 0.4. The decisions are made independently. Find the probability the student receives exactly..

  Test the claim that battery will last for three hours

A sample of 25 their average life from the time they are fully charges to the time they are fully discharged is 170 minutes the sample standard deviation is 30 minutes. Test the claim that battery will last for three hours.

  Anesthetic employed in surgery in the hiccups

A side effect of a certain anesthetic used in surgery is the hiccups, which occurs in about 10 percent of the cases. If three patients are scheduled for surgery today and are to be administered this anesthetic, compute the probability that

  Determine the length of an interval of time such that the

messages arrive to a computer server according to a poisson distribution with a mean rate of 10 per hour. determine the

  Difference in the chromium level in the stream

Could it be stated, at the 95% confidence level, that after and before the spill there was no difference in the chromium level in the stream?

  Explain briefly why anova was the appropriate analysis

Explain briefly why ANOVA was the appropriate analysis for these data and finish the ANOVA table giving the F-statistic, degrees of freedom, and approximating the p-value. Show your work. What is your conclusion about the flavor quality of the differ..

  Discuss about the natural variability among babies

We discussed Lee Salk's experiment in which he exposed one group of infants to the sound of a heartbeat and compared their weight gain to that of a group.

  The frequencies of different blood types of 200 people who

the frequencies of different blood types of 200 people who volunteered at a plasma center is given in the table.blood

  Describe a scenario where you believe a binomial

describe a scenario where you believe a binomial distribution would be appropriate. describe a scenario where you

  Conduct a test for equality of means

What assumptions did you use when solving problems I through II? What assumptions did you not make about the populations in question? Explain.

  Find the regression equation

The data show chest size and weight of several bears. Find the regression equation, letting the first variable be the independent (x) variable.

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