The population of lengths of aluminum-coated steel sheets is normally distributed with a mean of 30. 05 inches and a standard deviation of 0. 2 inches. What is the probability that a sheet selected at random from the population is between 30. 25 and 30. 65 inches long?.

Which two statements are true about a system? 1. a system is a group of objects analyzed as one unit. 2. energy that moves across system boundaries is conserved. 3. there’s only one way to define the boundaries of a system. 4. all systems are made by humans.

Panthers and leopards prey on deer in an ecosystem. for unknown reasons, the population of leopards increased drastically. what are the likely effects of this change on the species? 1. more food for panthers and more competition for leopards 2. less food and more competition for panthers 3. fewer deer and more competition for panthers 4. more food for deer and less competition for panthers and leopards 5. more food for leopards and less competition for panthers

Where is my favorite place to eat?