Which of the following best describes correlation? correlation measures how much a change in the explanatory variable causes a change in the response variable. correlation measures the strength of the linear relationship between two quantitative variables. correlation measures the strength of the linear association between two categorical variables. correlation measures the strength of the relationship between any two variables.

Astudy that involves interviews of adults is eligible for expedited review. the researcher wants to add an adolescent population (aged 12 to 17) to the study and has designed a parental permission and assent process. no additional changes are planned. which of the following statements about review of the revised protocol is accurate? the research would only be eligible for expedited review if the adolescents are capable of understanding the same consent forms used for the adult population.the research would only be eligible for expedited review if the adolescents have been declared to be emancipated minors.the new research would need full review by a convened irb because children are a protected population.unless the nature of the questions would raise the level of risk to > minimal for adolescents, the research would still qualify for expedited review.

What is the phrase describes the paleo-indians of prehistoric arkansas

Public opinion is of most value when the people who hold an opinion that opinion.