A study of fill volumes is conducted at a food canning factory to determine the level of consistency between the two filling lines, A and B.A random sample of 16 cans taken from line A has a sample average of 8.005 ounces and a sample standard deviation of 0.011 ounces.A similar sample of 11 cans is obtained from line B with a sample average of 7.997 ounces and a sample standard deviation of 0.006 ounces.The quality control manager is interested in finding evidence at the 0.05 level that line A has a larger process standard deviation than line B.

Whichofthefollowingpairsofhypothesesreflectthequestionofinterest?

What'sthevalueofthe teststatistic?

Whichof thefollowingis(are)thecorrectcriticalvalue(s)?

Whatis thecorrectdecision?