A goll assocation roqures that gol balls have a dameter that s 1.68 inches To de

Question

A goll assocation roqures that gol balls have a dameter that s 1.68 inches To determine &golt; bas conform to the standards, a andom sample of goif bais was selecled Their dameters are shown in the table Complede parts Gal and tb) ack he icon to vew te ata tele Click the icon to vieur the graphs Are the conditions for bening the hypothenis saised? Do the golt balls confors to The standands? Conduct a hypothesis test uning the P-value approach and a level of signicance of a.6 First demine the appropriate hypotese H, Round to tw deomal places an needed Find the P-value Click to seledt your an Type here to search DOLL Sriit

Explanation / Answer

using minitab

enter values in minitab

stat>basic satistics>1 sample t test>select data>enter hypothess value > options select significance value to 0.05 and alternative hypothesis

output as follows

One-Sample T: golf ball diameter

H0: = 1.68 ( null hypothesis)

Ha:    1.68 ( alternative hypothesis)

Variable N Mean StDev SE Mean 95% CI T P
golf ball diameter 12 1.68100 0.00449 0.00130 (1.67815, 1.68385) 0.77 0.457

t value =0.77

p value=0.457

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