Assume that random guesses are made for multiple-choice questions on a test with 2 choices for each question, so that there are n =8 trials, each with probability of success (correct) given by p=0.50. Find the probability of no correct answers. The probability of no correct answers is

4sentences over a chronicle of a teen killer

Which statements are true for invasive species? 1. they always stabilize an ecosystem. 2. they’re always successful in adjusting to a new habitat. 3. they often compete with the native species for resources. 4. they have the ability to displace the native species. 5. they’re always pests.

Earth takes in thermal energy from the sun in a process called . sunlight strikes earth’s surface at different angles. this angle is called the angle of . btw its