Which of these is an example of one of the opportunistic infections that tend to occur in people infected with HIV?

Why is it difficult to accurately determine the level of partner abuse in same-sex couples?

A) Because most same-sex couples are lesbians and women are rarely the perpetrators of abuse B) Because homosexuals may be less likely to seek medical attention for their injuries because of fear of discrimination C) Because the CDC and WHO do not track statistics on same-sex partner abuse D) Because violence rarely happens in same-sex couples

A researcher conducts a power analysis and finds power to be .75 . This indicates that

a. there is a 75% chance of making a Type I error b. 75% of the participants in one condition will score higher than the average participant in the other condition c. the alpha-level is .25 d. beta is .75 e. the experiment has a 75% chance of detecting the effect of the independent variable