En un año reciente, un de todos los doctores registrados 17.1 eran mujeres. Si ese año había 55,300 doctores registrados que eran mujeres, ¿cuál era el número total de doctores registrados?

Write each expression in exponential form and find its value.| ! 2 x 2 x 2 x 2

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.

(a. s."similarity in right triangles"solve for xa.) 10b.) 20c.) 14.5d.) [tex] 6\sqrt{3} [/tex]