There are 10 students in a class: 6 boys and 4 girls. if the teacher picks a group of 3 at random, what is the probability that everyone in the group is a girl?

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Can someone me i’m confused. will give brainliest and a whole bunch of points