In golf, the object is to hit the ball into each hole. the number of strokes a golfer should need to get the ball into each hole is called “par.” if the golfer takes fewer strokes, it is called shooting “under par,” and if the golfer take more strokes, it is called “over par.” which scenario best describes alex’s day at the golf course, based on the number line below?

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.

Can some one explain this i got sent this. is this a threat i’m scared

Find the quotient with the restriction.