Information collected for alternative purposes prior to the study is referred to as

Secondary Data

Step-by-step explanation:

Primary and secondary data are concepts in market research on the basis of who collected or when the data was collected.

Unlike primary data which is a real-time data collected or gathered for the research problem at hand, secondary data is collected for other purposes rather than the problem at hand. Secondary data is one that is gathered by someone else and many times it's in the past. Therefore, secondary data can be considered as information collected for alternative purposes prior to a study.

Hope this helps!

d) 48

step-by-step explanation:

16,32,48,64,80,96,112,128,144,160,176,192,208,224,240,256,272,288,304,320,336

the arc length is found by finding the circumference of the full circle (2xpixradius) and then dividing by 4 to find just one quarter of the circle (90 degrees).