Purchase Solution

relationship between alpha, rejection region and Ho

Not what you're looking for?

Ask Custom Question

Alpha is the measure of the area under the curve of the standard score that lies in the REJECTION REGION for the null hypothesis. ___ T/F. if not true replace the words REJECTION REGION with words that make this statement always true.

Purchase this Solution
Solution Summary

The solution reveals the relationship between alpha, rejection region and null hypothesis.

Solution Preview

Hi there,

Thanks for letting me work on your question. Here is my answer:

The critical ...

Purchase this Solution
Free BrainMass Quizzes
Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

View More Free Quizzes
Related BrainMass Solutions

  • Test hypothesis that automakers will produce midsized cars

    Compare the test statistic to the rejection region and make a judgment about Ho. Since reject 5.

  • Multiple Choice Questions on testing of hypothesis

    Use alpha = 0.05 and assume a normally distributed population. a.Yes, the test statistic falls in the rejection region b. No, the test statistic falls in the acceptance region. c.

  • Test hypotheses and sample size requirement

    Ho: m< or equal 32 and Ha:m> 32, alpha =0.01 The critical values are +2.326. So, the critical region is {z|z>2.326} c. Ho: m > or equal 13 and Ha:m< 13, alpha = 0.05 The critical values are -1.645.

  • How do you perform a t-test?

    The critical region (or called rejection region) is the range of values for which the null hypothesis is not probable.

  • Hypothesis testing

    We have the mean of sample x^=147.8, and the standard deviation s=2.3, n=50, alpha=0.01, t_0.005(50)=2.66. We can get the rejection region as follows.

  • Binomial Probability

    If; t-test= -4.769, with d.f. = 7 therefore t7(0.95) = 1.895, since alpha is = 0.05. Ho (null hypothesis) is rejected in t-test since -4.769 falls into the critical (rejection) region.

  • SPSS: comparing two means

    Now, using the t-table and alpha is .05, and df is 14, I find that the cutoff value is 2.145 and -2.145. Because my t-test value is in the rejection region, I can reject Ho.

  • 1-tail vs. 2-tail hypothesis test

    In this example, however, the rejection region must be split between both tails of the distribution-.025 in the upper tail and .025 in the lower tail-because your hypothesis specifies only a difference, not a direction For a 2-tailed test, you will

  • The Rejection Region for a Two-Tail Test

    232674 The Rejection Region for a Two-Tail Test The rejection region for a two-tail test that uses the standard normal distribution is that area under the distribution lying: a. between 0 and the positive cutoff value for Z.

View More Related Solutions