The number of customers at a local Lowe’s store during a given weekend is normally distributed with a mean of 5000 with a standard deviation of 1500. What is the probability that a particular store has at least 7000 customers this weekend? (please round your answer to 4 decimal places)

Trucks in a delivery fleet travel a mean of 100 miles per day with a standard deviation of 38 miles per day. The mileage per day is distributed normally. Find the probability that a truck drives at least 141 miles in a day. Round your answer to four decimal places.

According to the latest internet usage survey of college students, the amount of time spent on social media per day is normally distributed with a mean equal to 210 minutes  and a standard deviation of 45 minutes.  Based on this survey, find the probability that the amount of time spent on social media by college students is between 150 and 300 minutes per day.  Round answer to 4 decimal places.

Assume that adults have IQ scores that are normally distributed with a mean of u= 100 and a standard deviation g= 15. Find the probability that a randomly selected adult has an IQ less than 118. Click to view page 1 of the table. Click to view page 2 of the table. The probability that a randomly selected adult has an IQ less than 118 is (Type an integer or decimal rounded to four decimal places as needed.)