Question 9 (5 points) (06.04 MC)
The figure below shows a shaded rectangular region inside a large rectangle:
3 units
5 units
6 units
10 units
What is the probability that a point chosen inside the large rectangle is not in the
shaded region? (5 points)
1) 18%
2) 36%
3) 42%
4) 64%

Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.