There are many different types of scientific investigations, including controlled experiments, observational field studies, the collection of specimens, and model-building. Which type of investigation is best used to study global weather patterns?

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)