Monica took a survey of her classmates' hair and eye color. The results are in the table below. What is the conditional relative frequency that a participant has red hair, given that he/she has green eyes.

0.5

0.13

5

0.38

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

If square root x = -7, then x= -49 true or false