A company has the following data for the current year:

• Beginning accounts receivable: $20,000
• Ending accounts receivable: $25,000
• Credit sales: $150,000
• Cash collections: $125,000
• Allowance for doubtful accounts: $2,500

Calculate the company's accounts receivable turnover ratio, average collection period, and bad debt expense for the year assuming an estimated uncollectible percentage of 2%.