Perform a test of the principal claim

Assignment Help Basic Statistics
Reference no: EM131767033

Question: Better parking A local high school makes a change that should improve student satisfaction with the parking situation. Before the change, 37% of the school's students approved of the parking that was provided. After the change, the principal surveys an SRS of 200 of the over 2500 students at the school. In all, 83 students say that they approve of the new parking arrangement. The principal cites this as evidence that the change was effective. Perform a test of the principal's claim at the a = 0.05 significance level.

Reference no: EM131767033

Questions Cloud

Prepare the necessary journal entries to account : Assuming that the US Corp. has a December 31 year end, prepare the necessary journal entries to account for the series of transactions involving the purchase
Discussion about the significance tests : If the alternative hypothesis were Ha :p ? 0.65, what conclusion would you draw at the 5% significance level? At the 1% level?
Discuss shareholders of this canadian company : the Canadian company will issue us some shares as well. Does this mean we will be shareholders of this Canadian company
The impact of all five of michael porter forces : Select a same company and consider the impact of all five of Michael Porter’s forces.
Perform a test of the principal claim : Better parking A local high school makes a change that should improve student satisfaction with the parking situation.
How the presence or absence of wolves affects shape of river : Begin your essay with an introduction, and describe the process of how the presence or absence of wolves affects the shape of a river.
Think european consumers value different aspects : Why do you think European consumers value different aspects of the retail experience differently?
Calculate the amount of sales revenue generated : Calculate the amount of sales revenue generated by Product A that would make ABC Company economically indifferent between dropping Product A
How your neighbors fertilizing habit affects nutrient cycle : Your neighbor faithfully applies fertilizer to his lawn to ensure beautiful, healthy green grass. How your neighbor's fertilizing habit affects nutrient cycle.

Reviews

Write a Review

Basic Statistics Questions & Answers

  How many tissues should a package of tissues contain

how many tissues should a package of tissues contain? researchers have determined that a person uses an average of 41

  Compute the sample mean and trimmed mean and median

Each of the 29 students counted the number of seeds in their pumpkin and the results were 250, 220, 281, 247, 230, 209, 240, 160, 370, 274, 210, 204, 243, 251, 190, 200, 130, 150, 177, 475, 221, 350, 224, 163, 272, 236, 200, 171, 98.- Compute the s..

  What do you think of the given sampling strategy

What do you think of this sampling strategy? What impact does it have on the ability of the charts to detect assignable causes.

  What is the probability that both marbles will be black

What is the probability of rolling a total of 7 in two rolls of a standard dice if you get an even number on the first roll?

  What changes do you suggest for the three existing

the united way conducted two appeals a and b in atlanta. results of the appeals were- 30000 people were targeted in

  Estimating the probablility of the event

If you were using the relative frequency of an event to estimate the probablility of the event, would it be better to use 100 trials or 400 trials according to the law of large numbers?

  1the bootstrap method of inference relies onaresampling

1.the bootstrap method of inference relies ona.resampling with replacement from the original sample.b.resampling from

  Identify the fallacies of presumption and ambiguity

Identify the fallacies of presumption, ambiguity, and illicit transference committed by the following arguments, giving a brief explanation for your answer. If no fallacy is committed, write "no fallacy."

  What are the two variables under consideration

What are the two variables under consideration? What is the population under consideration? Does an association exist between the variables "birth region" and "party" for the U.S. presidents?

  Probability of flights to arrive within scheduled time

What is the likelihood that none of the selected flights arrived within fifteen minutes of scheduled time?

  What happens when we try the option for best subsets inside

what happens when we try the option for best subsets inside minitab for my good problem question? click regression then

  Generate the following sequences of random numbers

Use the mixed congruential method to generate the following sequences of random numbers.

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