If two quantities are proportional, which must be true of a graph showing the relationship between them? Select all that apply. A
The graph is a curve.
B
The points on the graph are connected.
C
The graph increases from left to right.
D
The points of the graph form a straight line.
E
The points of the graph must include the origin.
F
The points must all form equivalent ratios.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

For the equations below which statement is true ? -2x=14 6x=-42

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?