Mean & Median
Given the test grades 52, 63, 67, 78, 82, 92, 95, and 97. Find the mean and median.
mean: 78.25
median: 80
There are 32 children involved in the school play, and 14 of the children are boys. Four boys have singing roles. Four girls do not have singing roles. If a child is chosen at random, what is the probability that the child has a singing role?
56.25%
A sock drawer contains 4 yellow socks, 8 blue socks, 7 black socks, and 1 purple sock.
If one sock is taken from the drawer, what is the probability that the sock is yellow?
20%
What is the probability a female student takes PreCalculus?
37.88%
What is the room number of this classroom?
522
Find the mean and median of the test scores for Professor Merced's college algebra course.
63, 95, 97, 85, 73, 35, 45, 88, 92
mean: 74.78
median: 85
A choir is made up of 9 sopranos, 8 altos, 8 tenors, ad 5 basses. What is the probability that if two people were picked out of the choir, that the first student is a tenor and the second is an alto?
7.36%
A sock drawer contains 8 red socks, 6 white socks, 12 black socks, and 4 blue socks. If one sock is taken from the drawer, what is the probability the sock is black or red?
66.7%
What is the probability that an athlete who does not stretch gets injured?
51.33%
What is the date of graduation?
May 26th
Find the mean and median of the test scores for Professor Merced's college algebra course.
63, 86, 97, 85, 73, 45, 50, 85, 100
mean: 76
median: 85
A band has 12 trumpets, 16 flutes, 10 trombones, and 7 tubas. What is the probability that if two people were picked out of the band, that the first student plays the tuba and the second plays the trumpet?
4.24%
A bag contains 4 red, 7 green, 10 black, 2 blue, and 7 white marbles.
If 2 green marbles are removed, what is the probability of drawing a black marble?
35.7%
What is the probability that a student chosen at random is a junior and is not studying in Madrid, out of the total number of students?
33.33%
When is senior skip day?
May 8th