probability is about .95 that the 95% confidence interval will include the true population parameter. On the other hand, 2.5% of the time the highest value in the confidence interval will be smaller than the true value, while 2.5% of the time the smallest value in the confidence interval will be greater than the true value.
Just remember, low prices sell more quickly. When in doubt, go back to Step 1 and remind yourself WHY you are having a garage sale. Then, proceed with your pricing.Items sold for $1 sell much faster than those sold for $5 or more. For the best results, keep your prices in the $1 to $2 range.
The cost of sales is one of the fundamental metrics by which small business owners can gauge profit or loss. In the simplest of terms, subtracting the cost of your sales from the amount you receive from your sales will tell you how much money you make, or your gross profit in accounting terms.he cost of sales is one of the fundamental metrics by which small business owners can gauge profit or loss. In the simplest of terms, subtracting the cost of your sales from the amount you receive from your sales will tell you how much money you make, or your gross profit in accounting terms.