According to the Venn Diagram below and given that P(A) = .4 as well as P(B) = .3 what is P(AUB)?

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?

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

X+ y = 5 ; x - y =3 solve using linear combination