Question

The results of a single-sample t test are reported as t(44) = −3.35, p < .001, d = −0.50. If alpha is set at .05 in t...

The results of a single-sample t test are reported as t(44) = −3.35, p < .001, d = −0.50. If alpha is set at .05 in the left tail, what is the correct decision to make regarding the null hypothesis?

0 0
Add a comment Improve this question Transcribed image text
Answer #1


Answer Date: 11/11/2019 The t-test statistics is -3.35. The p-value for this test is less than 0.001. Decision The correct de

Add a comment
Know the answer?
Add Answer to:
The results of a single-sample t test are reported as t(44) = −3.35, p < .001, d = −0.50. If alpha is set at .05 in t...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • The results of a single-sample t test are reported as t(44) = −3.35, p < .001,...

    The results of a single-sample t test are reported as t(44) = −3.35, p < .001, d = −0.50. Describe the effect size for this study.

  • PLEASE help ?? A researcher conducted a single sample t-test on results of an experiment with...

    PLEASE help ?? A researcher conducted a single sample t-test on results of an experiment with n = 18 participants and the computed t = -2.28. What is the correct conclusion from this experiment if p < 0.05, 2-tails test is used for hypothesis testing? O A. The researcher failed to reject the null hypothesis and concluded that there is a significant treatment effect. O B. The researcher rejected the null hypothesis and concluded that there is a significant treatment...

  • this is a single sample t test problem this is math Assignment #11 Single Sample t-Test...

    this is a single sample t test problem this is math Assignment #11 Single Sample t-Test What factor determines whether you should use a z-test or a t-test statistic for a hypothesis test? 11.1 A sample is selected from a population mean of u 30. A treatment is administered to the individuals in the sample and, after treatment, the sample mean found to be M 11.2 = 31.3 with a sample variance of s2 9 If the sample consists of...

  • Stress between males and females *Note: alpha = .001 1 t-Test: Two-Sample Assuming Unequal Variances Female...

    Stress between males and females *Note: alpha = .001 1 t-Test: Two-Sample Assuming Unequal Variances Female Male 4 Mean 5 Variance 6 Observations 7 Hypothesized Mean Difference 3.655737705 3.52857143 1.296174863 1.12236025 70 61 8 df 9 t Stat 10 P(T-t) one-tail 11 t Critical one-tail 12 P(T<-t) two-tail 13 t Critical two-tail 124 0.658596658 0.255687918 3.157259054 0.511375836 3.370720124 Student Survey Data (2 Sample t-test) 1. Test Decision & Basis 2. Interpretation of Test Decision:

  • A chi-square for goodness of fit hypothesis test was conducted using an alpha of .05. The...

    A chi-square for goodness of fit hypothesis test was conducted using an alpha of .05. The resulting chi-square was as follows: X2(2, n = 30) = 4.20, p > .05. Find the critical value. What decision was made regarding the null hypothesis?

  • A sample of n = 25 scores produces a t statistic of t = -2.062. If...

    A sample of n = 25 scores produces a t statistic of t = -2.062. If the researcher is using a two-tailed test, which of the following is the correct statistical decision? Group of answer choices: A. The researcher can reject the null hypothesis with alpha = .05 but not with alpha = .01. B. The researcher must fail to reject the null hypothesis with either alpha = .05 or alpha = .01. C. It is impossible to make a...

  • sample mean = 213.4552 sample Standard deviation = 44.81542 N=50 alpha = .05 SEM = 6.337857477...

    sample mean = 213.4552 sample Standard deviation = 44.81542 N=50 alpha = .05 SEM = 6.337857477 For each of the following hypothesis testing problems, manually calculate the t-statistic, use the 5% level of significance (alpha = 0.05), determine the rejection region, determine the p-value of the t-test, use the 95% confidence interval in part (c) to make a decision about whether or not to reject the null hypothesis. Test the null hypothesis that the true mean is 225 versus the...

  • 1) Select the answer with the correct choices for scenarios A and B regarding the null...

    1) Select the answer with the correct choices for scenarios A and B regarding the null hypothesis (H0). Scenario A - If we have chosen an alpha (α) of .05 for a two tailed test and our Z obtained is 1.70, what decision do we make regarding the null hypothesis (H0)? Scenario B - If we have chosen an alpha (α) of .01 for a left tailed test and our Z obtained is -2.24, what decision do we make regarding...

  • True or false? please explain The results from an independent-measures t hypothesis test are reported as...

    True or false? please explain The results from an independent-measures t hypothesis test are reported as "t(14) .05, two tailed." For this test, the null hypothesis was rejected 2.10, p a) True b) False

  • give reason please 12. A research study uses a single sample of participants to evaluate the...

    give reason please 12. A research study uses a single sample of participants to evaluate the effect of a treatment. The results of the hypothesis test are reported as follows: (14)=2.73.p<.05." Based on this report, what was the statistical decision? (a) The null hypothesis was rejected and the probability of a Type I error is less than .05. b. The null hypothesis was not rejected and the probability of a Type I error is less than .05. e. The null...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT