Based on historical data, your manager believes that 25% of the company's orders come from first-time customers. A random sample of 79 orders will be used to estimate the proportion of...

Based on historical data, your manager believes that 25% of the company's orders come from first-time customers. A random sample of 79 orders will be used to estimate the proportion of first-time-customers. What is the probability that the sample proportion is less than 0.31?