Mathematics, 20.07.2020 06:01 amykookie24
The overhead reach distances of adult females are normally distributed with a mean of 205 cm and a standard deviation of 7.8 cm. A. Find the probability that an individual distance is greater than 218.40 cm. B. Find the probability that the mean for 15 randomly selected distances is greater than 202.80 cm. C. Why can the normal distribution be used in part (b), even though the sample size does not exceed 30?
Answers: 1
Mathematics, 21.06.2019 17:00
For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.
Answers: 3
Mathematics, 21.06.2019 17:30
Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.
Answers: 2
Mathematics, 22.06.2019 06:00
Students are getting signatures for a petition to increase sports activities at the community center. the number of signatures they get each day is 3 times as many as the day before. the expression 3^6 represents the number of signatures they got on the sixth day. how many signatures did they get on the first day?
Answers: 1
The overhead reach distances of adult females are normally distributed with a mean of 205 cm and a s...
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