Abox contains cards numbered 1-10. a card is drawn at random, then replaced, and a second card is drawn. what is the probability that the first number is even and the second number is a multiple of 2?

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective