2.20% .045%
2.25%
4.5%

These are the only options I don't understand how you got 2.10

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

When turned about its axis of rotation, which shape could have created this three-dimensional object?

(b) suppose that consolidated power decides to use a level of significance of α = .05, and suppose a random sample of 100 temperature readings is obtained. if the sample mean of the 100 temperature readings is x⎯⎯ = 60.990, test h0 versus ha and determine whether the power plant should be shut down and the cooling system repaired. perform the hypothesis test by using a critical value and a p-value. assume σ = 5. (round your z to 2 decimal places and p-value to 4 decimal places.)