Help, please! Will give for the correct answer! Which type of validity is the MOST important in a research study?
A) It depends on the study
B) External
C) Statistical

The effect refers to the potential for a subject to perform more poorly as they take a test repeatedly.
A) Ross-Haufman
B) Fatigue
C) Index

Restriction of range typically leads to of the correlation coefficient (r).

A) Overestimation
B) Underestimation
C) A more accurate

the answer i think is a)

step-by-step explanation:

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation: