Q1/Consider the following hypothesis test : H0:μ 65 Ha:μ 65 A sample of size 15 provided a sample mean (63) and population standard deviation is (2). a-Compute the test statistic. b-Compute p-value from the table? What is the rejection rule ? and what is your conclusion at α=0.05? c-What is the rejection rule ,using critical vale approach? What is your conclusion at α=0.05? ........................................................................................................................ Q2 /Consider the following hypothesis test : H0:μ =12.5 Ha:μ ‡12.5 A sample of size 18 provided a sample mean (12.9) and sample standard deviation is (0.8). a-Compute the test statistic. b-Determine the range of p-value from the table of t-distribution? What is the rejection rule ?
Q1/Consider the following hypothesis test :
H0:μ 65
Ha:μ 65
A sample of size 15 provided a sample mean (63) and population standard deviation is (2).
a-Compute the test statistic.
b-Compute p-value from the table? What is the rejection rule ?
and what is your conclusion at α=0.05?
c-What is the rejection rule ,using critical vale approach? What is your conclusion at α=0.05?
........................................................................................................................
Q2 /Consider the following hypothesis test :
H0:μ =12.5
Ha:μ ‡12.5
A sample of size 18 provided a sample mean (12.9) and sample standard deviation is (0.8).
a-Compute the test statistic.
b-Determine the
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