Three types of fish populate a lake. Researchers conducting a study want to know which type is most common in the lake. They send teams to different locations on the lake to catch, tag, and release as many fish as possible. What is the sample in this study? A. All fish caught in the lake during the study period
B. The type of fish with the greatest number
C. Fish that are caught and tagged by the research teams
D. All fish in the lake

—the graph shows how fast a strand of human hair grows. how many inches would the hair have grown in 5 months

An electronics manufacturer wants to know if customers would be interested in a detachable keyboard for their tables and if so, what the most important features would be. the manufacturer partners with an electronics store to include copies of the survey with every purchase at that store for one week. which of the following best explains why this random sample is unlikely to be a good representative sample of tablet owners' preferences for a detachable keyboard? a) one week is likely not enough time to get a large enough sample. b) most people won't bother to send in the survey, which is likely to skew the results c) there is no way to verify whether the responders to the survey actually own a tablet d) the survey is biased because it was conducted through an electronics store, not the general population

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15