Microsoft, after a banner year, gives its 1,600 lead programmer employees an $8,000 bonus. what will be the change in the standard deviation of the employees' income after the bonus is awarded?

Ihave this math question 2/3 ÷2 1/10=

Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why

(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.)