Conduct a hypothesis test using the four-step procedure

Assignment Help Basic Statistics
Reference no: EM132147997

In a pre-election poll, a candidate for district attorney receives 379 of 750 votes. Assuming that the people polled represent a random sample of the voting population, test the claim that a majority of voters support the candidate. Use a 0.05 significance level to conduct a hypothesis test using the four-step procedure. Be sure to state your conclusion.

Formulate the null hypotheses.

Find the z-value

Find the p-value

Reference no: EM132147997

Questions Cloud

Confidence interval for the population mean repair cost : In a random sample of 50 ?refrigerators, the mean repair cost was ?$146.00 and the population standard deviation is ?$17.80.
Presentation on project - Develop fingerprint voting system : The main goal of the project is to develop fingerprint voting system in order to given the facility of authenticated as well as secured way of voting
Evaluate how effective you felt the instruction was for ells : Observe a language arts/English lesson and a social studies/humanities/history lesson. Evaluate how effective you felt the instruction was for ELLs.
Confidence interval for the population proportion : In a survey of 3153 adults, 1407 say they have started paying bills online in the last year.
Conduct a hypothesis test using the four-step procedure : Use a 0.05 significance level to conduct a hypothesis test using the four-step procedure. Be sure to state your conclusion.
What height represents the 95th ?percentile : In a survey of women in a certain country? (ages 20-?29), the mean height was 65.3 inches with a standard deviation of 2.71 inches.
Population standard deviation : Assume the population standard deviation for wait time is 51 seconds. Using a 95?% confidence? interval, does this sample support the? retailer's claim?
How did your educational environments in the past : How did your educational environments in the past and today support or detract from this motivation?
Estimate the mean number of calories : Construct confidence intervals to estimate the mean number of calories consumed per day for the population with the confidence levels shown below.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

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