Jerry R asked: Spalding Corp wants to est. the proportion of golfers who are left handed. How many golfers must be surveyed if we want 99% confidence that the sample prop. has a margin of error of 0.035?
A.)Assume-there is no avail. info. that could be used as an est. of the sample prop.
B.) Assume that [...]
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TP2001 asked: a study by the national golf foundation reports that the 6.2 million golfers over the age of 50 spent an average of $939 on golf during the previous year. Assuming a normal distribution with a standard deviation of $200, what is the probability that a randomly selected golfer in this age group will [...]
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