According to the rules of significant figures, 7.8987 +5.23 = 13.13. this is
because the least precise value in the problem is 5.23, which is precise only
to the hundredths digit, so the answer must also be rounded to the nearest
hundredths

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

What could explain what happened when the time was equal to 120 minutes

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.