SAT, 23.06.2020 16:01, mariaaaaa69
The ages of commercial aircraft are normally distributed with a mean of 13.5 years and a standard deviation of 7.0447 years. What percentage of individual aircraft have ages between 11 years and 16 years? Assume that a random sample of 81 aircraft is selected and the mean age of the sample is computed. What percentage of sample means have ages between 11 years and 16 years?
Answers: 3
SAT, 25.06.2019 22:00, anyone2562
These two squirrels live in the same ecosystem. what type of interaction do the images represent? a. direct competition b. mutualism c. interference competition d. symbiotic e. indirect competition
Answers: 1
SAT, 01.07.2019 12:00, wendelkristen
Mary wants to determine the average height of the plants in her plant collection. she measures them and finds their heights are 8 inches, 7.5 inches, 11 inches, 6.5 inches, and 14 inches. what is the average height of her plants?
Answers: 1
The ages of commercial aircraft are normally distributed with a mean of 13.5 years and a standard de...
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