Florida has over lakes.1 we wish to estimate the correlation between the ph levels of all florida lakes and the mercury levels of fish in the lakes. it is found that the correlation between these two variables for a sample of size of the lakes is:

How do oceanographers measure the salinity of ocean water?

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle

Which phrase describes the time it takes for a planet to make a complete rotation