State the null and alternative hypotheses to be tested

Assignment Help Basic Statistics
Reference no: EM131658842

The average price of homes sold in the medium size city in Canada in the past year was $220,000. A random sample of 81 homes sold this yearshowed an average price of $210,000 with a sample standard deviation of $36,000. Determine whether there has been a significant decrease in the average price of homes.

  1. State the null and alternative hypotheses to be tested.
  2. Compute the test statistic.
  3. Determine the critical value for this test at the 0.05 level of significance.
  4. What do you conclude?
  5. Construct a 95% confidence interval for the average price of homes sold this year.

Reference no: EM131658842

Questions Cloud

What is the optimal size of production run : What is the optimal size of the production run?
Records in the portfolio are managed by susan : 12 accounting records were randomly selected from a large accounts receivable portfolio. 30% of the records in the portfolio are managed by Susan.
Prepare a report that summarize use of the time : Select an unstructured time block of one to four hours in your schedule-that is, hours that are not regularly devoted to class attendance, sleeping, and so on.
Does ar 600-13 violate the biblical equality principle : Because Jane is female, her application is denied under AR 600-13. Does AR 600-13 violate the Biblical Equality Principle discussed in the course materials?
State the null and alternative hypotheses to be tested : State the null and alternative hypotheses to be tested. Compute the test statistic. Determine the critical value for this test at the 0.05 level of significance
What does pathogenicity mean in simple terms : What does pathogenicity mean in simple terms? If you were asked to explain pathogenicity to a group of high school students in a sentence or two
Does your jurisdiction go beyond what is required by brady v : What materials should be required to be disclosed by prosecutors and defense counsel in a criminal case?
Each party comes to grip with the negotiation challenge : Analyze how each party comes to GRIP with the negotiation challenge and what each party’s overall strategy might be.
What you know about genetic recombination in bacteria : Given what you know about genetic recombination in bacteria, do you think it is possible for the medical community to stay ahead of antibiotic resistance

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