statistics

What is the alternative hypothesis for a null hypothesis stating that the average time a person keeps a cell phone is at most three years. Answer: Ha: mu > 3 State the null and alternative hypotheses for the following: You are investigating a complaint that "special delivery mail takes too much time" to be delivered.

  1. 👍 0
  2. 👎 0
  3. 👁 357
  1. Ho: Delivery time ≤ expectations
    Ha: Delivery time > expectations

    1. 👍 0
    2. 👎 0
  2. state the null and alternative hypothesis for the following: You are investigating a complaint that "special delivery mail takes to much time to be delivered

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Statistics

    If my p-value = .322 and my significant level is .05 , then My Null Hypothesis is rejected and I must accept the Alternative hypothesis My Null Hypothesis is not rejected My Alternative hypothesis becomes the new Null Hypothesis I

  2. Microbes and Society

    Which of the following is not a good example of a scientific hypothesis (i.e., the hypothesis you would set up to test against the null hypothesis)? Answers: a. Smaller class size is related to better academic performance. b.

  3. Statistics

    True or False In most research situations, the goal of a hypothesis test is to reject the null hypothesis.

  4. Statistics

    Which of the following is an accurate definition of a Type II error? a. rejecting a false null hypothesis b. rejecting a true null hypothesis c. failing to reject a false null hypothesis d. failing to reject a true null hypothesis

  1. Statistics

    A teacher gives a reading skills test to a third-grade class of n = 25 at the beginning of the school year. To evaluate the changes that occur during the year, students are tested again at the end of the year. Their test scores

  2. statistics

    A manufacturer claims that the mean lifetime of its lithium batteries is 1400 hours. A homeowner selects 25 of these batteries and finds the mean lifetime to be 1380 hours with a standard deviation of 80 hours. Test the

  3. statistics

    An analysis of variance is used to evaluate the mean differences for a research study comparing three treatments with a separate sample of n = 6 in each treatment. If the data produce an F-ratio of F = 4.10, then which of the

  4. statistics

    Which of the following statements is correct? A. An extremely small p-value indicates that the actual data differs markedly from that expected if the null hypothesis were true. B. A large p-value indicates that the data is

  1. Psychology Stats and Research

    Although there is a popular belief that herbal remedies such as Ginkgo biloba and Ginseng may improve learning and memory in healthy adults, these effects are usually not supported by well-controlled research (Persson, Bringlov,

  2. Statistics

    Which testing a statistical hypothesis with significance level of alpha 0.05, when do you reject the NULL hypothesis (HO)?

  3. Behavioral Statistics

    I need someone to explain HOW to do this..I don't want just the answer I have got to figure out how to do this before my mid-term, and I'm completely clueless! 3. One of the major U.S. tire makers wishes to review its warranty for

  4. probability and statistics I NEED HELP

    A six-sided die is rolled 20 times and a 5 is rolled 9 times. a) State a null and alternative hypothesis for the die being fair. b) Can the null hypothesis be rejected at the .01 significance level?

You can view more similar questions or ask a new question.