Business Statistics

posted by .

1- When the necessary conditions are met, a two-tail test is being conducted to test the difference between two population proportions. The two sample proportions are p1= 0.25 and p2 = 0.20 , and the standard error of the sampling distribution of p1 − p2 is 0.04. The calculated value of the test statistic will be?

2-Given the significance level 0.01, the F-value for the degrees of freedom, d.f. = (7,3) is?

3-A large annuity company holds many industry group stocks. Among the industries are banks, business services and construction. Seven companies from each industry group are randomly sampled to test the hypothesis that the mean price per share is the same among industries. The data are: Compute the F test statistic?

  • Business Statistics -

    1. You should be able to calculate the test statistic from the information given.

    2. Check the appropriate table to determine your F-value using the information given.

  • Business Statistics -

    23.5

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Statistics

    Find the sample proportions and test statistic for equal proportions. Is the decision close?
  2. statistics

    Question 1 Question 1 1. Question 1 text The head of the History Department wants to compare the averages of 2 different instructor’s to see if they differ. A sample of 15 students in Instructor A’s class has average …
  3. AP Statistics

    12) Which of the following statements is true?
  4. AP Statistics

    Consider the following data collected in two recent surveys of whether voters in cities A and B favor a ballot proposition in the next election. City Sample Size In Favor A 615 463 B 585 403 Suppose you're going to conduct a significance …
  5. Stats

    Which of the following statement is true?
  6. Statistics

    You want to know if there's a difference between the proportions of high school students and college students who read newspapers regularly. out of a random sample of 500 high-school students, 287 say they read newspapers regularly, …
  7. Statistics

    You want to know if there's a difference between the proportions of high school students and college students who read newspapers regularly. out of a random sample of 500 high-school students, 287 say they read newspapers regularly, …
  8. statistics

    Which of the following statements are true?
  9. statistics

    Select the TWO options that are TRUE statements about two-sample t-tests. Select one or more: The same formula is used for the ESE (estimated standard error) in the two-sample t-test with a common variance and the two-sample t-test …
  10. statistics

    Select the TWO options that are TRUE statements about two-sample t-tests. Select one or more: The same formula is used for the ESE (estimated standard error) in the two-sample t-test with a common variance and the two-sample t-test …

More Similar Questions