What's on that quiz/test on Friday, September 14?

Be able to:

• Count sig. figs. and compute and round appropriately
• List the requirements for a good IB graph and give a sketch of what one might look like
• Use TI-84 to calculate standard deviation, t-test, mean, and n (number of stats) without instructions!!!
• Figure out degrees of freedom, find critical value (using chart), and interpret meaning
• State meaning of standard deviation and ranges for 1 and 2 standard deviations (68% and 95%)
• Calculate uncertainty (high-low)/2
• Propagate uncertainty for adding/subtracting and multiplying/dividing
• Calculate number of organisms in a grid using values from several quadrats