Ask your own question, for FREE!
Mathematics 13 Online
OpenStudy (anonymous):

1. The weight of a certain type of brick has an expectation of 1.12kg with a standard deviation of 0.03kg. (b) How many bricks need to be selected so that their average weight has a standard deviation of no more than 0.005kg?

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Legomaster346: How can I open a bank account?
27 minutes ago 0 Replies 0 Medals
Legomaster346: Halloween
20 hours ago 0 Replies 0 Medals
luisaam2: Helpp
16 hours ago 15 Replies 2 Medals
Legomaster346: Can I get the recipe for rotel dip?
23 hours ago 9 Replies 2 Medals
curriful: practicing my coloring criticism desired ud83dude13
1 week ago 10 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!