# Research and Statistics

posted by .

Explain how to accept and reject the null?

How to identify the null and alternative hypothesis for t-tests in both statistical and experimental hypothesis?

• Research and Statistics -

Null hypothesis assumes no difference, while the alternative assumes some difference.

Ho: x = y

Ha: x ≠ y

## Similar Questions

1. ### Statistics

Does the null hypothesis for a nondirectional alternative hypothesis differ from the null hypothesis for a directional alternative hypothesis?
2. ### Statistics

Need help with these questions: I have already answered 27 out of the 30 accept these last three: 8. Given the significance level 0.01, the F-value for the degrees of freedom, d.f. = (7,3) is. A) 8.45 B) 27.67 C) 5.89 D) 14.62 9. One-way …
3. ### statistics

In a chi-squared test of a contingency table, the value of the test statistic was =12.678, and the critical value at = 0.025 was 14.4494. Thus, (Points: 2) A) we fail to reject the null hypothesis at = 0.025 B) we reject the null hypothesis …
4. ### statistics

Use the given information to find the P-value. Also, use a 0.05 significance level and state the conclusion about the null hypothesis (reject the null hypothesis or fail to reject the null hypothesis). 1) Vvith H1: p * 0.733, the test …
5. ### 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 …
6. ### Statistics

are the following statements, Ho:=10 and Ha:equal to or less than, a valid pair of null and alternative hypothesis?
7. ### 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 following …
8. ### Stats

A statistical test is performed, and its P-value turns out to be about 3%. Which of the following must be true?
9. ### Statistics

A statistical test is performed, and its P-value turns out to be about 3%. Which of the following must be true?
10. ### Statistics

Please Help I'm desperate! Complete the hypothesis test with alternative hypothesis ìd < 0 based on the paired data that follow and d = M - N. Use á = 0.02. Assume normality. M 48 47 67 79 73 66 N 52 55 68 87 78 70 (a) Find t. …

More Similar Questions