Which statement is true?
a. correlation or association proves causation.
b. causation requires either correlation or association, c. causation can exist without correlation or association.
d. all correlations indicate causal links.
e. if there is correlation, then there is causation. me!

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?

Askateboard ramp is in the shape of a right triangle what is the height of the ramp