4. We want to test Ho: #2227 versus H₂:μ<227 at the .01 level of significance. We know that n = 169, that o=3.640 and 7 = 226.4120 (a) What is the value of the test statistic? (Round to 2 di (b) What is the p-value of the test? (Round 3 digits after (c) Using the p-value method, do we reject or not reject Answer Reject or Not Reject a: b:

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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4. We want to test
Ho: #2227 versus
H₂ : μ< 227
at the .01 level of significance.
We know that n = 169, that = 3.640 and 7 = 226.4120
(a) What is the value of the test statistic? (Round to 2 digits after the decimal point.)
(b) What is the p-value of the test? (Round 3 digits after the decimal point.)
(c) Using the p-value method, do we reject or not reject Ho?
Answer Reject or Not Reject
a:
b:
C:
5. We want to test
Ho: ≤ 12 versus
H₂:μ> 12
at the .05 level of significance.
We know that n = 784, that = 6.720 and 7 = 12.4800.
(a) What is the value of the test statistic? (Round to 2 digits after the decimal point.)
(b) What is the critical value of the test? (Round 3 digits after the decimal point.)
(e) Using the critical-value method, do we reject or not reject Ho?
Answer Reject or Not Reject
a:
b:
C
Transcribed Image Text:4. We want to test Ho: #2227 versus H₂ : μ< 227 at the .01 level of significance. We know that n = 169, that = 3.640 and 7 = 226.4120 (a) What is the value of the test statistic? (Round to 2 digits after the decimal point.) (b) What is the p-value of the test? (Round 3 digits after the decimal point.) (c) Using the p-value method, do we reject or not reject Ho? Answer Reject or Not Reject a: b: C: 5. We want to test Ho: ≤ 12 versus H₂:μ> 12 at the .05 level of significance. We know that n = 784, that = 6.720 and 7 = 12.4800. (a) What is the value of the test statistic? (Round to 2 digits after the decimal point.) (b) What is the critical value of the test? (Round 3 digits after the decimal point.) (e) Using the critical-value method, do we reject or not reject Ho? Answer Reject or Not Reject a: b: C
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