Mark, a starting player for a major college basketball team, made only 40% of his free throws last season. During the summer, he worked on developing a softer shot in hopes of improving his free throw accuracy. In the first eight games of this season, Mark made 25 free throws in 40 attempts. You want to investigate whether Mark’s free-throw percentage for this season is more than 40%. Is there convincing evidence at the a = 0.01 significance level that Mark’s free-throw ability has improved?