Question

In a test of the hypotheses Ho : μ1 = μ2 versus Ha : μ1 6=...

In a test of the hypotheses Ho : μ1 = μ2 versus Ha : μ1 6= μ2 , the observed sample results in a given p-value. Given that the 95% confidence interval for μ1 - μ2 is (-.21.5 , -5.0) based on this give an appropriate p-value for this test.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
4.160   Hypotheses: H0 : μ1 = μ2 vs Ha : μ1 ≠ μ2. In addition, in...
4.160   Hypotheses: H0 : μ1 = μ2 vs Ha : μ1 ≠ μ2. In addition, in each case for which the results are significant, state which group (1 or 2) has the larger mean. (a) 95% confidence interval for μ1 − μ2 : 0.12 to 0.54 (b) 99% confidence interval for μ1 − μ2 : −2.1 to 5.4 (c) 90% confidence interval for μ1 − μ2 : − 10.8 to −3.7
Consider the following hypothesis test. H0: μ1 − μ2 ≤ 0 Ha: μ1 − μ2 >...
Consider the following hypothesis test. H0: μ1 − μ2 ≤ 0 Ha: μ1 − μ2 > 0 The following results are for two independent samples taken from the two populations. Sample 1 Sample 2 n1 = 40 n2 = 50 x1 = 25.7 x2 = 22.8 σ1 = 5.7 σ2 = 6 (a) What is the value of the test statistic? (Round your answer to two decimal places.) (b) What is the p-value? (Round your answer to four decimal places.)...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠ 0 The following results are for two independent samples taken from the two populations. Sample 1 Sample 2 n1 = 80 n2 = 70 x1 = 104 x2 = 106 σ1 = 8.4 σ2 = 7.5 (a) What is the value of the test statistic? (Round your answer to two decimal places.) (b) What is the p-value? (Round your answer to four decimal places.)...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠ 0 The following results are from independent samples taken from two populations assuming the variances are unequal. Sample 1 Sample 2 n1 = 35 n2 = 40 x1 = 13.6 x2 = 10.1 s1 = 5.7 s2 = 8.2 (a) What is the value of the test statistic? (Use x1 − x2.  Round your answer to three decimal places.) (b) What is the degrees of...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠ 0 The following results are from independent samples taken from two populations. Sample 1 Sample 2 n1 = 35 n2 = 40 x1 = 13.6 x2 = 10.1 s1 = 5.8 s2 = 8.6 (a) What is the value of the test statistic? (Use x1 − x2. Round your answer to three decimal places.) (b) What is the degrees of freedom for the t...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠ 0 The following results are from independent samples taken from two populations. Sample 1 Sample 2 n1 = 35 n2 = 40 x1 = 13.6 x2 = 10.1 s1 = 5.9 s2 = 8.5 (a) What is the value of the test statistic? (Use x1 − x2. Round your answer to three decimal places.) (b) What is the degrees of freedom for the t...
Use the t-distribution to find a confidence interval for a difference in means μ1-μ2 given the...
Use the t-distribution to find a confidence interval for a difference in means μ1-μ2 given the relevant sample results. Give the best estimate for μ1-μ2, the margin of error, and the confidence interval. Assume the results come from random samples from populations that are approximately normally distributed. A 95% confidence interval for μ1-μ2 using the sample results x¯1=5.1, s1=2.4, n1=11 and x¯2=4.5, s2=2.5, n2=8 Best estimate = ? Margin of error = ? Confidence interval: ____ to _____
The null and alternate hypotheses are: H0 : μ1 = μ2 H1 : μ1 ≠ μ2...
The null and alternate hypotheses are: H0 : μ1 = μ2 H1 : μ1 ≠ μ2 A random sample of 9 observations from one population revealed a sample mean of 24 and a sample standard deviation of 3.7. A random sample of 6 observations from another population revealed a sample mean of 28 and a sample standard deviation of 4.6. At the 0.01 significance level, is there a difference between the population means? a. State the decision rule. b.Compute the...
In a test of the hypothesis Ho: μ = 50 versus Ha: μ ≠ 50, with...
In a test of the hypothesis Ho: μ = 50 versus Ha: μ ≠ 50, with a sample of n = 100 has a Sample Mean = 49.4 and Sample Standard Deviation, S = 4.1. (a) Find the p-value for the test. (b) Interpret the p-value for the test, using an α = 0.10.   
Use the t-distribution and the given sample results to complete the test of the given hypotheses....
Use the t-distribution and the given sample results to complete the test of the given hypotheses. Assume the results come from random samples, and if the sample sizes are small, assume the underlying distributions are relatively normal. Test H0 : μ1=μ2 vs Ha : μ1≠μ2 using the sample results x¯1=15.3, s1=11.6 with n1=100 and x¯2=18.4, s2=14.3 with n2=80. (a) Give the test statistic and the p-value. Round your answer for the test statistic to two decimal places and your answer...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT
Active Questions
  • Complete the java program. /* Note: Do not add any additional methods, attributes. Do not modify...
    asked 12 minutes ago
  • Find a commercial, product, or advertisement and fill in the conditioning procedure. Unconditioned Stimulus → Unconditioned...
    asked 13 minutes ago
  • In a conversation with someone who you feel may have faced discrimination. Examples include someone with...
    asked 20 minutes ago
  • One measure of the meat quality of pigs is backfat thickness. Suppose two researchers, Jones and...
    asked 32 minutes ago
  • Polychlorinated biphenyls (PCBs), used in the manufacture of large electrical transformers and capacitors, are extremely hazardous...
    asked 33 minutes ago
  • 3. (10 marks) Describe a recursive algorithm for finding the maximum element in a array A...
    asked 43 minutes ago
  • Three identical very small 50-kg masses are held at the corners of an equilateral triangle, 0,30m...
    asked 59 minutes ago
  • C programming 1. Create a file function.c that contains a function called printNumbers() that prints the...
    asked 1 hour ago
  • You visit a local Starbucks to buy a Mocha Frappuccino. The barista explains that this blended...
    asked 1 hour ago
  • Two designs for a prosthetic arm are being considered for further development by the company CompMethods215....
    asked 1 hour ago
  • Merge two ordered singly linked lists of integers into one ordered list in C++
    asked 1 hour ago
  • Q 14 Question 14 Consider the following sample of 11 length-of-stay values (measured in days): 1,...
    asked 1 hour ago