According to the graph below,when did ocean waters begin to warm? 
Definitions:
Sampling Distribution
The distribution pattern of a statistic that emerges from analyzing a large collection of samples taken from a specified group.
Sample Mean
The average value of a sample set of numbers, calculated by adding them together and dividing by the number of samples.
Central Limit Theorem
A statistical theory that states the distribution of sample means approaches a normal distribution as the sample size becomes larger, regardless of the population's distribution.
Sampling Distribution
The configuration of probability for a given statistic, determined by a random sample.
Q6: In cross-section,valleys carved by glaciers tend to
Q10: An AP axial sacral iliac joint projection
Q16: The geometry of sand dunes is strongly
Q17: At a delta,_.<br>A) stream gradient decreases<br>B) a
Q17: One property that geologists use to distinguish
Q21: An AP axial cervical projection with poor
Q21: An inferosuperior axial shoulder projection obtained with
Q22: All regions are susceptible to mass movements.
Q32: _ in sedimentary rock may become a
Q47: You use a drill rig to explore