Approximately 10% of all people are left-handed. Consider a group of fifteen people. A) state the random variable

B) write the probably distribution

C) draw a histogram

Respiration involves the breakdown of sugar. this process results in the production of energy for the cell. i'm order for cells to produce the most energy, what gas should be present?

Amedium water hose can fill a pool in 30 minutes. a larger water hose can fill the same pool in 20 minutes. if both hoses are turned on at the same time, how long will it take to fill the pool? -what equation can be used to solve this work problem? -how many minutes will it take both hoses to fill the pool?

What difference in meaning, if any, is there between the term "toxicity" and "ecotoxicity" in this document?