What is the decision rule

Assignment Help Basic Statistics
Reference no: EM131068178

A sample of 33 observations is selected from a normal population. The sample mean is 30, and the population standard deviation is 4. Conduct the following test of hypothesis using the 0.05 significance level.

H0 : μ ≤ 29

H1 : μ > 29

A. What is the decision rule? Round to 3 decimal places.

Reject H0, when z > ____________

B. What is the value of the test statistic? Round answer to 2 decimal places.

C. What is the p-value? Round to 4 decimal places.

Reference no: EM131068178

Questions Cloud

Write a formal business report two flexible work practices : Design an attractive cover page layout, but be sure to include the report title, the sponsor name (your CEO), the sponsor's organization, and the date of completion. There is no page number on the cover page.
How much does each make : how much does each make?
Formulate the linear programming model : 1. Formulate the Linear Programming model. 2. Solve the model using the graphical method.
You cant prove the null by not rejecting it : Debate if "failing to reject the null" is the same as "accepting the null." Support your position with examples of acceptance or rejection of the null. Next, give your opinion on whether or not a failed t test "proves" the null hypothesis
What is the decision rule : A sample of 33 observations is selected from a normal population. The sample mean is 30, and the population standard deviation is 4. Conduct the following test of hypothesis using the 0.05 significance level.
Compute the pooled proportion : a. State the decision rule. b. Compute the pooled proportion. c. Compute the value of the test statistic.
Assume you work for a u.s. based business : Choose a country whose culture and language are different from your own, and about which you have no first-hand knowledge. In other words, you have never visited, worked, nor lived there.
Compute the value of the test statistic : a. State the decision rule. (Round your answer to 3 decimal places.) b. Compute the value of the test statistic. (Round your answer to 3 decimal places.)
Probability that a random selected person : At a certain restaurant, 55% of all people order an appetizer, 78% order a beverage, and 42% order bothan appetizer and a beverage. Let A represent the event that a person orders an appetizer, and B represent theevent that a person orders a bevera..

Reviews

Write a Review

Basic Statistics Questions & Answers

  A poll of 1200 randomly selected community college

a poll of 1200 randomly selected community college students in the u.s. was conducted and found that 58 favor

  Find the probability that families run their vacuum cleaners

Please show work and provide excel formulas for plots so that I can understand how to do the assignment. The density function of a continuous random variable X, the total number of hours, in units of 100 hours, that a family runs a vacuum cleaner ove..

  Contains real numbers of arbitrarily large

If S exists, then S(x, y) = 0 ∈ R. Then by Problem 4 there must be neighborhoods U of x and V of y in K such that S(u, v) ∈ R and |S(u, v)| 1 for all u ∈ U and v ∈ V . Show, however, that each of U and V contains real numbers of arbitrarily l..

  Single point estimates for things they need measured

Many people do not "like" or "trust" single point estimates for things they need measured.

  Suppose the us president wants an estimate of the

suppose the u.s. president wants an estimate of the proportion of the population who support his current policy toward

  Compute the expected value of the total amplitude

We finally assume that the initial amplitudes of the pulses are independent of the Poisson process. Compute the expected value of the total amplitude at time t.

  What is the difference in proportions in the original data

What is the difference in proportions in the original data and what is the p-value and what does it mean in terms of this specific problem

  Fizz fizz soda comes in two varieties

Fizz fizz soda comes in two varieties, regular and diet. If a researcher has 8 boxes of each, how many ways can he select 2 boxes of each for a quality control test? Which answer would be correct?

  Probability for sample mean under the normal distribution

A random sample of 100 oranges is gathered and the mean diameter obtained was 5.12. If another sample of 100 is taken, what is the possibility that its sample mean will be greater than 5.12 inches.

  Variation in the selling prices of the oceanfront homes

At the .01 significance level, can we conclude that there is more variation in the selling prices of the oceanfront homes?

  Some interaction terms and quadratic terms

The clothing retailer problem. The scatterplot and histogram below show the residuals from the model in Example 28.20 with all explanatory variables, some interaction terms, and quadratic terms. Comment on both plots. Do you see any reason for con..

  Compute the mean and median of the rates of return

Compute the rate of return for each year - compute the mean and median of the rates of return and explain why the best statistic to use to describe what happened to the price of the stock over the 6-year period is the geometric mean.

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