PLS HELP! WILL GIVE BRAINLIEST! DON'T ANSWER IF YOU DON"T KNOW THE ANSWER! If w = -2 and v = -8, which of the following expressions shows the values correctly substituted in for the variables in the expression w 2 - v + 1?
-22 - (-8) + 1
-22 - 8 + 1
(-2)2 - (8) + 1
(-2)2 - (-8) + 1

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.