Suppose the round-trip airfare between Boston and Orlando follows the normal probability distribution with a mean of $387.20 and a standard deviation of $68.50. What is the probability that a randomly selected airfare between Boston and San Francisco will be between $325 and $425?   Multiple Choice   0.5275 0.1548 0.2650 0.3875

Student loan debt is the only form of consumer debt that has grown since the peak of consumer debt in 2008. The average student loan of somebody younger than 30 is ​

The rent for a one-bedroom apartment in Wooster is a normally distributed random variable with a mean of $500 and a standard deviation of $50. a. What is the probability that the rent for a one-bedroom apartment will be between $460 and $540? b. Determine the maximum rent of the lowest 20% of all apartments. c. If the rents for 1000 one-bedroom apartments are at least $510, how many one-bedroom apartments are in Wooster?

The Bank of Connecticut issues Visa and MasterCard credit cards. It is estimated that the balances on all Visa credit cards issued by the Bank of Connecticut have a mean of $840 and a standard deviation of $260. Assume that the balances on all these Visa cards follow a normal distribution.a. What is the probability that a randomly selected Visa card issued by this bank has a balance between $1050 and $1420?Round your answer to three decimal places.P= Enter you answer in accordance to the item a) of the question statementb. What percentage of the Visa cards issued by this bank have a balance of $735 or more?Round your answer to two decimal places.P= Enter you answer in accordance to the item b) of the question statement %

a physical fitness association is including the mile run in its secondary school test. the time for this event for girls in the secondary school is known to posses a normal distribution with the mean of 450 seconds and standard deviation of 59 seconds. find the probability that a randomly selected girl in secondary school will take longer than 335 seconds to run the mile A. 0.5107 B. 0.9893 c. 0.0107 D. 0.4893

The average monthly cable bill in 2016 has been reported to be ​$92.Assume monthly cable bills follow a normal distribution with a standard deviation of $8.50.   a. What is the probability that a randomly selected bill will be 4. between ​$85 and ​$95​?   b. Which monthly cable bill represents the 65th ​percentile?

What is the probability that a domestic airfare is $400 or more? What would be the maximum cost of a ticket, if it is in the lower 3% of the distribution of domestic airfares?

The price of lunch at the mall has a mean of $5.00. The standard deviation is $1.50. What is the probability of spending less than $5.62? 0.6603 1.000 0.5000 0.3397

The household income in a particular town can be represented by a normal distribution with a mean of £50,000, and a standard deviation of £10,000. i. What is the probability that a particular household has an income level of more than £55,000? ii. What is the probability that a particular household has an income that is less than £35,000?

Assume the average price for a movie is ​$7.35. Assume the population standard deviation is ​$0.44 and that a sample of 40 theatres was randomly selected. What is the probability that the sample mean will be less than ​$7.31​?