The average sale price (online) for four-year-old harley davidson touring motorcycles is approx. normally distributed with a mean of $14,000 and a standard deviation of $4,000. molly saved up $15,000 to spend on a motorcycle. what proportion of the available motorcycles of this type can she afford? what is the 30th percentile for the prices of motorcycles of this type? show that a motorcycle priced at $25,000 would be considered an outlier by the 1.5 x iqr rule.