MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The p-value of a hypothesis test is"
a. |
the smallest significance level at which the null hypothesis cannot be rejected. |
|
b. |
the smallest significance level at which the alternative hypothesis can be rejected. |
|
c. |
the largest significance level at which the null hypothesis can be rejected. |
|
d. |
the smallest significance level at which the null hypothesis can be rejected. |
|
e. |
none of the above. |
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- 6arrow_forwardWhich of the following statements regarding a hypothesis test using a t-test for the population slope or correlation is/are TRUE? i. The t-test statistic will be the same value for both tests. ii. The estimate of the standard error will be the same value for both tests. iii. The p-value will be the same value for both tests iv. The hypotheses will use the same parameter O a. i and iii only O b. i, ii, and iii only O c. ii and iv only O d. iv onlyarrow_forwardANSWER A B C (b)Based on the answer to part (a), choose the correct statement. ___ The value of the test statistic is in the rejection region. ___ The value of the test statistic is not in the rejection region. (c)Based on your answer to part (b), which of the following statements is true at the significance level of 0.10 ? ___The null hypothesis must be rejected. ___The null hypothesis should not be rejected.arrow_forward
- Hypothesis testing for a population proportion pi. I need your help to remember how to identify the parameter, null hypothesis, alternative hypothesis, test statistic, rejection rejion or p-value, and conclusion in word problems. For example... 1. Identify the parameter and set up null and alternative hypotheses. a. A researcher wants to establish more than 20% Minnesota residents do not have health insurance. b. A vending machine says there is at least 12 oz dispensed per coffee cup. I want to prove the machine is defective. c. A pollster wants to prove Mr. Joe Smith will lose the November election.arrow_forwardWhich of the following is not one of the four steps of the hypothesis test? A. State the level of significance, choose a test, and check the conditions for the test B. Make a decision to reject or not reject the null hypothesis C. State the null and alternative hypothesis about the population parameter D. All of the these are steps of the hypothesis testarrow_forwardsuppose a hypothesis test is conducted where the level of significance a= 0.05 and the test results in p- value = 0.04 should the researcher reject the null hypothesis? A. yes because the p-value is less than a b. no should not reject because the p-value is greater than a c. no should not reject because is less than a d. yes should reject because the p-value is greater than aarrow_forward
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