One hundred subjects in a psychological study had a mean of 35 on a test instrument designed to measure anger. The study the ó=10. Find a 99% confidence interval for the mean anger score of the population.

  1. 👍 0
  2. 👎 0
  3. 👁 237
  1. 99% = mean ± 2.575 SEm

    SEm = SD/√n

    1. 👍 0
    2. 👎 0
  2. so 2.575=10/what would n be?

    1. 👍 0
    2. 👎 0
  3. The probability that Luis will pass his statistics test is 0.94. Find the probability that he will fail his statistics test.

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    A school has 63 students studying Physics, Chemistry and Biology. 33 study Physics, 25 Chemistry and 26 Biology. 10 study Physics and Chemistry, 9 study Biology and Chemistry while 8 study both Physics and Biology. Equal numbers

  2. Technology

    In Which of the following ways can you use test taking tips help you ? You can focus on the information that you need to study •• You will see the answers to the test You will study more You will be less organized Correct me

  3. English

    Five sentence paragraph. Preparing for a test should start the first day in class this includes paying attention in class,taking good notes,review all assignments on a regular basis. Budget your time make sure you set aside time

  4. statistics

    A researcher reports an F-ratio with df = 2, 36 from an independent-measures research study. Based on the df values, how many treatments were compared in the study and what was the total number of subjects participating in the

  1. Math

    In a group of 40 students, 22 study Economics, 25 study Law, and 3 study neither of these subjects. Determine the probability that a randomly chosen student studies: 1. Both Economics and Law 2. At Least one of these subjects 3.

  2. Computers

    1. Which of the following study tools would work well for studying Vocabulary? A. making an outline B. summarizing the textbook C. flash cards*** D. comparing notes to the test 2. Which of the following is helpful when studying

  3. Statistics

    Anger and Snap Judgments Read the article entitled “Anger Can Cause Snap Judgments” and answer the following questions. ANGER CAN CAUSE SNAP JUDGMENTS Anger can make a normally unbiased person act with prejudice, according to

  4. Probability

    Let Θ be an unknown random variable that we wish to estimate. It has a prior distribution with mean 1 and variance 2. Let W be a noise term, another unknown random variable with mean 3 and variance 5. Assume that Θ and W are

  1. English/ms.sue

    Select the complete subordinate clause (including all modifiers). I aced my test because I remembered to study. I aced my test my test because my test because I remembered to study because I remembered because I remembered to

  2. Math

    A behavioral psychologist plans an experimental sleep study with college students. Which statements about this experiment must be true in order to use a binomial model? Select all that apply. HELP PLEASE Each trial is independent.

  3. Computer

    Multiple Choice Which of the following study tools would work well for memorizing vocabulary? A. making an outline B. summarizing the textbook C. flash cards D. comparing notes to the text Which of the following can be helpful

  4. methods of research

    4. Gerontologists interested in the effects of aging on reaction time have two groups of subjects take a test in which they must indicate as quickly as possible whether a probe word is a member of a previous set of words. One

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