These tables of values represent continuous functions. In which table do the values represent an exponential function?
O A. xy
13
26
319
412
515
O B. X Y
110
222

Which graph shows a function with a range of all real numbers greater than or equal to -1

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

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.