Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Confidence interval and Hypothesis Testing for proportion.

A politician is considering supporting a new policy but will only do so if it is popular with more than 60 percent of the electorate.  A survey of the electorate is conducted, with 1200 individuals sampled, of which 750 supported the new policy.

Required:
1.approximation the 95 percent confidence interval for the proportion of the electorate that support this policy
2.Given the politician requirement to support the policy, use a 5 percent significance test to demonstrate whether or not he/she must support it.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922215

Have any Question? 


Related Questions in Statistics and Probability

The term critical value is often used to refer to the value

The term critical value is often used to refer to the value of a test statistic that determines statistical significance at some fixed α level for a test. For example,  + 1.96 are the critical values for a two-tailed z-t ...

The following electoral method is used to choose the mayor

The following electoral method is used to choose the mayor of Whoville: Every resident ranks the candidates from most preferred to least preferred, and places this ranked list in a ballot box. Each candidate receives a n ...

Let n y fiiisinn s p be an aumann model of incomplete

Let (N, Y, (F i ) i ∈N , s, P) be an Aumann model of incomplete information with beliefs, and let W ⊆ Y be an event. Prove that (N,W, (F i  ∩ W) i ∈N  , P(· | W)) is also an Aumann model of incomplete information with be ...

Another simple question can you give me 3 points regarding

Another simple question, can you give me 3 points regarding to origins of the Cold War.

1 what type of sample is used most frequently in behavioral

1. What type of sample is used most frequently in behavioral research? 2. Is it true that valid conclusions cannot be drawn from studies that are conducted on convenience samples? Why or why not?

Problem 1 part i hypothesis testingconduct a one-tailed

Problem 1: PART I. HYPOTHESIS TESTING Conduct a one-tailed hypothesis test given the information below. A manufacturer wants to increase the shelf life of a line of cake mixes. Past records indicate that the average shel ...

Find the indicated area under the standard normal curve to

Find the indicated area under the standard normal curve. To the left of z= - 1.96 The area to the left of z = -1.96 under the standard normal curve is __.(Round to four decimal places as needed.)

1 explain why the byzantium empire went in a different

1. Explain why the Byzantium Empire went in a different direction from Europe (even though both were Christian) after the breakup of Rome. This will require some examination of historical and geographical influences, jus ...

In minitab open the data set pulsemtw you may assume that

In Minitab, open the data set PULSE.mtw. You may assume that these 92 students are a random sample of all undergraduates. (a) Obtain a 95% confidence interval for µ F  - µ M , the extent to which average pulse rates of f ...

A recent study that examined bone strength collected data

A recent study that examined bone strength collected data from cadaveric femurs from subjects in three age groups. The data are below. Does mean bone strength differ for the three age groups? Use a 5% level of significan ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen