Mathematics, 04.05.2020 22:54, rosieanneanney
The overhead reach distances of adult females are normally distributed with a mean of 200 cm and a standard deviation of 8.6 cm.
a. Find the probability that an individual distance is greater than 209.30 cm.
b. Find the probability that the mean for 20 randomly selected distances is greater than 197.80 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 13:00, kamayabrown668
The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?
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Mathematics, 22.06.2019 03:30, igtguith
Breana is selling tickets to a choral performance. on the first day of ticket sales , she sold 3 senior citizen tickets and 1 child ticket for a total of $38. breana took in $52 on the second day by selling 3 senior citizen tickets and 2 child tickets. what is the price of a senior citizen ticket?
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Mathematics, 22.06.2019 03:30, jonathanrgarcia
Mr. piper is driving peter, roddy, and scott home from school. all of them want to ride in the front seat. how can he make a fair decision about who rides in the front seat?
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The overhead reach distances of adult females are normally distributed with a mean of 200 cm and a s...
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