Which expression represents the product of q and 8, divided by 4? (q + 8) ÷ 4
(q x 8) ÷ 4
(q x 4) ÷ 8
q + 8 - 4

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

If the value of cos330°is√3/2 then find cos 165°.