# Question: Let x be a continuous random variable that is normally

Let x be a continuous random variable that is normally distributed with a mean of 80 and a standard deviation of 12. Find the probability that x assumes a value

a. Greater than 69

b. Less than 73

c. Greater than 101

d. Less than 87

a. Greater than 69

b. Less than 73

c. Greater than 101

d. Less than 87

## Relevant Questions

Let x be a continuous random variable that is normally distributed with a mean of 65 and a standard deviation of 15. Find the probability that x assumes a value a. Less than 45 b. Greater than 79 c. Greater than 54 d. Less ...Tommy Wait, a minor league baseball pitcher, is notorious for taking an excessive amount of time between pitches. In fact, his times between pitches are normally distributed with a mean of 36 seconds and a standard deviation ...One of the cars sold by Waltâ€™s car dealership is a very popular subcompact car called Rhino. The final sale price of the basic model of this car varies from customer to customer depending on the negotiating skills and ...Find the value of z so that the area under the standard normal curve a. From 0 to z is (approximately) .1965 and z is positive b. Between 0 and z is (approximately) .2740 and z is negative c. In the left tail is ...A study has shown that 20% of all college textbooks have a price of $184.52 or higher. It is known that the standard deviation of the prices of all college textbooks is $36.35. Suppose the prices of all college textbooks ...Post your question