Convert each individual data value to a standardized z-score.

Ages of airline passengers: x = 82, μ = 41, σ = 9 (Round your answer to 3 decimal places.)

What is the length of the unknown leg in the right triangle ?

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?