In the first football game, the quarterback completed 18 out of 24 passes he attempted. a) What percent of the passes did the quarterback complete?

b) In the next game, the quarterback completed 19 of the 26 passes he attempted. What is the OVERALL percentage of completion for the two games?

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).