1.) Suppose X is the time it takes for a car to be sold on Facebook Marketplace....
Question:
1.) Suppose X is the time it takes for a car to be sold on Facebook Marketplace. Suppose X has a normal distribution with mean 10 days and standard deviation 2 days. Give a range of time in which about 95% of the cars are sold.
Group of answer choices
A.) 6 to 14 days
B.) 4 to 16 days
C.) 8 to 12 days
D.) None of the other choices is correct
2.) Suppose the weight of a small bowl of Bob's blueberries has a normal distribution with mean 15 oz and standard deviation 5 ounces. The box for the blueberries to sell to the store only holds 18 ounces. What is the chance that the berries overfill the box?
Group of answer choices
A.) .7743
B.) None of the other choices is correct
C.).2257
D.) 0
E.) .2743
3.) X is the amount of money withdrawn from an ATM machine at a bank. X has a normal distribution with mean $100 and standard deviation $60. Ninety percent of the withdrawals are less than what amount? (Allow coins to be withdrawn as well as dollar bills.)
Group of answer choices
A.) $154.00
B.) None of the other choices is correct
C.) $23.20
D.) $176.80