Review value: 1.00 points A standard error measures nominal annual rate of return on a portfolio. risk of a portfolio O reliability of an estimate. real annual rate of return on a portfolio. References Multiple Choice Difficulty Challe Firms often calculate a project's break-even sales using accounting profit. However, break-even sales based on NPV is generally higher than the one calculated using accounting profit. lower than the one calculated using accounting profit. equal to the one calculated using accounting profit. not related to the one calculated using accounting profit