Birdwatching or birding is the observation of birds as a recreational activity. Birdwatchers in different region of the USA did a bird count for specific species in January 2013. The data is below. Cardinal. Blue jay. Eagles. Sparrows Northwest 87. 28. 44. 10 Southwest. 62. 52. 81. 8 Central. 15. 35. 12. 6 Are regions and bird species mutually exclusive?

Hii1977 cleaner shrimp are a species of shrimp that clean parasites from other organisms. fish allow the shrimp to eat the parasites in their mouth. the shrimp get a source of nutrition. the relationship between the shrimp and the fish is this association indicates that for the smaill aneser arecommensal,mutualistic,or parasitic for the begger one the anser are the shrimp and fish benefit each other , the shrimp harm the fish, or the fish do not benetit from the shrimp

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)