In a well-shuffled, standard 52 card deck, what is the probability that a card is a Queen, given that it is a black card

Can some one explain this i got sent this. is this a threat i’m scared

How can constraints be used to model a real-world situation?

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range