Ashipment of 12 microwave ovens contains 3 defective units. a vending company has ordered 4 of these units, and because all are packaged identically, the selection will be at random. what is the probability that at least 2 units are good?

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score