A random sample of 30 NBA games was taken from last season. The mean points scored for the winning team is 115 for NBA with a standard deviation of 9.5 points. Two seasons ago, the average was 110 points per game. Is there convincing evidence that mean points scored for a winning NBA team last season is greater than 2 seasons ago? Define the parameter of interest for this test. \mu=μ=

probably the last option

step-by-step explanation:

step-by-step explanation:

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answer is  

c.

56

hope you get this right