(a) It x =47.2 and s = 10.9, compute the test statistic. to = 1 284 (Round to three decimal piaces as needed.) (b) If the researcher decides to test this hypothesis at the r=0.05 level of sigrificance, deternite the cntical value(s). Athough technoiogy or a t-distribution table can be used to find the critical value. in t t-distribution table given. Critical Value: (Round to three decimal places. Use a comma to separate answeis as neecied) (c) Draw a t-distribution that depicts the critical region. Choose the correctanswor below O A Statcrunch
(a) It x =47.2 and s = 10.9, compute the test statistic. to = 1 284 (Round to three decimal piaces as needed.) (b) If the researcher decides to test this hypothesis at the r=0.05 level of sigrificance, deternite the cntical value(s). Athough technoiogy or a t-distribution table can be used to find the critical value. in t t-distribution table given. Critical Value: (Round to three decimal places. Use a comma to separate answeis as neecied) (c) Draw a t-distribution that depicts the critical region. Choose the correctanswor below O A Statcrunch
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
8: Critical value?
Transcribed Image Text:To test Ho: H= 50 versus H:u< 50, a random sample of size n= 25 is obtained from a population that is known to be normally distributed. Complete parts (a) through (d) below.
E Click here to view the t-Distribution Area in Right Tail.
(a) If x = 47.2 and s = 10.9, compute the test statistic.
to
1. 284 (Round to three decimal places as needed.)
(b) If the researcher decides to test this hypothesis at the x= 0.05 level of significance, deterimite the cntical value(s). Although technoiogy or a t-distribution table can be used to find the critical value, in t
t-distribution table given.
Critical Value:
(Round to three decimal places. Use a comma to separate answers as needed)
(c) Draw a t-distribution that depicts the critical region. Choose the correct answor below
B.
Oc.
OA.
Statcrunch
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