According to a recent study, the main number of hours college students spent studying per month with 75 hours with a population standard deviation of 25 hours. Two weeks before final exam were scheduled to begin, 100 college students were randomly selected.

a population standard deviation of 25 hours. Two weeks before final exams were scheduled to begin, 100 college students were randomly selected. Use Excel to find the probability that the mean number of hours spent studying is less than 70 hours. Round your answer to three decimal places if necessary. Provide your answer below: hours 0 - = hours P( x