Which of the following events are disjoint? a) choose a student at random from a statistics class. event a is that the student is a junior. event b is that the student is a senior. b. choose a student at random from a statistics class. event a is that the student is a psychology major. event b is that the student is a statistics major. c. choose a student at random from a statistics class. event a is that the student is at least 5'8\" tall. event b is that the student weighs at least 160 pounds.

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

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days

Mon wants to make 5 lbs of the sugar syrup. how much water and how much sugar does he need… …to make 5% syrup?