Mathematics, 03.08.2019 06:10 smp32
Based on faa estimates the average age of the fleets of the 10 largest u. s. commercial passenger carriers is 13.4 years with a standard deviation of 1.7 years. suppose that 40 airplanes were randomly selected from the fleets of these 10 carriers and were inspected for cracks in these airplanes that are considered too large for flying. what is the probability that the average age of these 40 airplanes is at least 14 years old? round your answer to 4 decimal places. remember to round your z-value to two decimal places.
Answers: 3
Mathematics, 21.06.2019 14:00
Ataxi cab charges $1.75 for the flat fee and $0.25 for each time. write an in equality to determine how many miles eddie can travel if he has $15 to spend.
Answers: 1
Mathematics, 21.06.2019 19:00
You and a friend went to the movies.you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?
Answers: 1
Mathematics, 22.06.2019 00:00
Darragh has a golden eagle coin in his collection with a mass of 13.551\,\text{g}13.551g. an uncirculated golden eagle coin has a mass of 13.714\,\text{g}13.714g.
Answers: 2
Based on faa estimates the average age of the fleets of the 10 largest u. s. commercial passenger ca...
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