Use the ALEKS calculator to evaluate each expression. Round your answers to the nearest hundredth. sin 40 degrees = ?
tan 57 degrees = ?
cos 64 degrees = ?

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

The distribution of a sample of the outside diameters of pvc pipes approximates a symmetrical, bell-shaped distribution. the arithmetic mean is 14.0 inches, and the standard deviation is 0.1 inches. about 68% of the outside diameters lie between what two amounts?