Supposed to the average temperature outside and a number one through console in a store is collected in graph the line of best fit has the equation C equals -3+150 equation to predict average temperature outside is 20° 

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

Can anyone me with 32,33,36,37,and 40.

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.