a large number of applicants for admission to graduate study in business are given an aptitude test. scores are normally distributed with a mean of 460 and standard deviation of 80. it is known that the interquartile range iqr for standard normal distribution is 1.3. what fraction of the applicants would you expect to have a score of 512 or below?

The authors use the word “backbone” in lines 3 and 39 to indicate that

Given: m∠apc = 27°, m dc = 27° find: m ab

Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.