a. X, = (Round to four decimal places as needed.)

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
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A random sample of n= 25 is obtained from a population with variance o, and the sample mean is computed. Test the null hypothesis Ho: u= 100 versus th
alternative hypothesis H,: u> 100 with a= 0.05. Compute the critical value x, and state your decision rule for the options below.
a. The population variance is o2 = 225.
b. The population variance is o2 = 400.
c. The population variance is o2 = 625.
.2.
d. The population variance is o? = 600.
a. X, =
(Round to four decimal places as needed.)
Transcribed Image Text:A random sample of n= 25 is obtained from a population with variance o, and the sample mean is computed. Test the null hypothesis Ho: u= 100 versus th alternative hypothesis H,: u> 100 with a= 0.05. Compute the critical value x, and state your decision rule for the options below. a. The population variance is o2 = 225. b. The population variance is o2 = 400. c. The population variance is o2 = 625. .2. d. The population variance is o? = 600. a. X, = (Round to four decimal places as needed.)
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