A pro bowler has found that a sample of games she bowled for a year is given in the table below. Use this data to test to test the claim that her mean for all games boweled for year was less than 220....

A pro bowler has found that a sample of games she bowled for a year is given in the table below.
Use this data to test to test the claim that her mean for all games boweled for year was less than 220. Assume a significance level of 0.01

x¯=209.5

s=21.4