Preliminary data analysis indicate that it is reasonable to use a t-test to carry out the specified hypothesis test. Perform the t-test using the critical-value approach. Use a significance level of a=D0.05 to test the claim that uz32.6. The sample data consists of 15 scores for which x= 42.8 and s=7.2. H : pz 42.8 H :p= 42.8 Test statistic: (=5.49. Critical values: t=+2.145. Reject H, : p= 42.8. There is sufficient evidence to support the claim that the mean is different from 42.8. H:p= 32.6 Hu 32.6 Test statistic: (=5.49. Critical values: t=±2.145. Reject H: p=32.6. There is sufficient évidence to support the claim that the mean is different from 32.6. H:p=32.6 H:p= 32.6 Test statistic: t=5.49. Critical values: t=+2.145. Reject H: = 32.6. There is sufficient evidence to support the claim that the mean is different from 32.6. H:u=42.8 Hpz42.8 Test statistic: t=5.49. Critical values: =+2.145. Reject H: = 42.8.
Preliminary data analysis indicate that it is reasonable to use a t-test to carry out the specified hypothesis test. Perform the t-test using the critical-value approach. Use a significance level of a=D0.05 to test the claim that uz32.6. The sample data consists of 15 scores for which x= 42.8 and s=7.2. H : pz 42.8 H :p= 42.8 Test statistic: (=5.49. Critical values: t=+2.145. Reject H, : p= 42.8. There is sufficient evidence to support the claim that the mean is different from 42.8. H:p= 32.6 Hu 32.6 Test statistic: (=5.49. Critical values: t=±2.145. Reject H: p=32.6. There is sufficient évidence to support the claim that the mean is different from 32.6. H:p=32.6 H:p= 32.6 Test statistic: t=5.49. Critical values: t=+2.145. Reject H: = 32.6. There is sufficient evidence to support the claim that the mean is different from 32.6. H:u=42.8 Hpz42.8 Test statistic: t=5.49. Critical values: =+2.145. Reject H: = 42.8.
MATLAB: An Introduction with Applications
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
Transcribed Image Text:Preliminary data analysis indicate that it is reasonable to use a t-test to carry out the specified hypothesis test. Perform the r-test using the critical-value
approach.
Español
Use a significance level of a=D0.05 to test the claim that U 32.6. The sample data consists of 15 scores for which x =42.8 and s=7.2.
olo
H:42.8
H:p=42.8
Test statistic: t=5.49. Critical values: t=±2.145. Reject H :p=42.8.
There is sufficient evidence to support the claim that the mean is different from 42.8.
H:p= 32.6
H:pz 32.6
Test statistic:t%=5.49. Critical values: t= ±2,145. Reject H:p=32.6.
There is sufficient évidence to support the claim that the mean is different from 32.6.
H:pz32.6
H:p=32.6
Test statistic: t=5.49. Critical values: t= ±2.145. Reject H u=32.6.
There is sufficient evidence to support the claim that the mean is different from 32.6.
H:=42.8
H:pz42.8
Test statistic:t%3D5.49. Critical values: t= +2.145. Reject H u=42.8.
There is sufficient evidence to support the claim that the mean is different from
19
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