5. Aman sometimes receives undeliverable messages on her e-mail. Of the last 100 e-mails that she sent, 6 of them came back as undeliverable. She
sends an average of 750 e-mails in a month. How many undeliverable
messages should Aman expect to receive in one month? (Hint: 6 out of 100
= 0.06) *

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?

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin