SOLUTION: 47. Broadway In the survey described in Exercise 46, the demographics of the Broadway performers were recorded as shown on the following page.† Assume that all of these demographic

Algebra ->  Probability-and-statistics -> SOLUTION: 47. Broadway In the survey described in Exercise 46, the demographics of the Broadway performers were recorded as shown on the following page.† Assume that all of these demographic      Log On


   

Question 245945: 47. Broadway In the survey described in Exercise 46, the demographics of the Broadway performers were recorded as shown on the following page.† Assume that all of these demographics follow a normal distribution, an assumption that always must be verified prior to using it in real situations.
a. Find the probability that a female dancer is 35 years old or older.
b. Find the probability that a male dancer is 35 years old or older.
c. Compare your answers to parts a and b.

d. Find the probability that a female performer is 1.4 m tall or taller.
e. Find the probability that a female performer has a career duration that is more than 1.5 standard deviations from the mean.
f. Would a female who has more than 6 injuries during her career be considered a rare event? Explain.
Mean Standard Deviation
Dancer’s Age (female) 28 ---- 5.5
Dancer’s Age (male) 32.2 ---- 8.4
Height (in m) (female) 1.64 ---- 0.08
Duration as Professional in yr (female) 11 ---- 8.9
Total No. of Injuries as Performer (female) 3 ---- 2.2

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Broadway In the survey described in Exercise 46,
----
The problems cannot be worked without the data
from exercise 46.
Cheers,
Stan H.