CNNBC recently reported that the mean annual cost of auto insurance is 1031 dollars. Assume the standard deviation is 227 dollars. You take a simple random sample of 60 auto insurance policies Find the probability that a single randomly selected value is less than 986 dollars.

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

How far could you drive on 50 gallons of gas