Answer:
D. decreasing p or increasing B.
Explanation:
From the formula presented for the sake of answering this question as shown below:
n = Np (1-p)/
(N-1)B squared/4 + (p) (1-p)
Hence, the number of subjects can be reduced while having the least impact of the study reliability if we decrease the proportion of subjects needed (p) or increase the acceptable amount of error (B). This way, the study still remains reliable.
Can be prevented by getting vaccine and HBIG (hepatitis B immune globulin) soon after coming into contact with the virus. Persons who have recently been exposed to HBV should get HBIG and vaccine as soon as possible and preferably within 24 hours, but not more than 2 weeks after the exposure
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They reduce pregnancy because the delay the uterus releasing the egg, and delay ovulation. Less than 1% of women who use IUDs pregnant, although pregnancies after the emergency contraceptive pill are not as rare.
Answer:
"The gloves they provide irritate my hands, so I don't use them."
Explanation:
Pregnant women should take some precautions to increase the chances of their baby being born strong and healthy. Among these precautions, we can emphasize the importance of pregnant women staying away from or protected from chemicals. This is because everything that is absorbed by the pregnant woman's body is passed on to her unborn baby, who has a very fragile baby. For this reason, it is necessary that if the pregnant woman needs to stay in a chemical environment, she has to wear all kinds of protective equipment (such as gloves and mask) to ensure holding of the fetus. A pregnant woman who uses the statement "The gloves they provide irritate my hands, so I don't wear them." show that she is not informed enough about the safety of the fetus.
