Agroup of 4 friends likes to golf together, and each friend keeps track of her all-time lowest score in a single round. their low scores are all between 90and 100 except for angie, whose low score is 80.

angie then golfs a great round and has a new low score of 75.

how will decreasing angie's low score affect the mean and median?

both the mean and median will decrease

the median will decrease, and the mean will stay the same

the mean will decrease, and the median will stay the same

the mean will decrease, and the median will increase

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −