In a normally distributed population of camshaft diameters, 70% of the camshafts are greater than 33.40 millimeters in diameter. State this as a percentile.

Question

hockeychick23 · Answer

A. In this population, the percentile ranking of a 33.40 millimeter diameter camshaft is between 30 and 31. 
B. In this population, a 33.40 millimeter diameter camshaft is at the 40th percentile. 
C. In this population, a 33.40 millimeter diameter camshaft is at the 30th percentile. 
D. In this population, the percentile ranking of a 33.40 millimeter diameter camshaft can't be calculated with the information given
E. In this population, a 33.40 millimeter diameter camshaft is at the 70th percentile

perl · Answer

If i say I scored in the 90th percentile for SAT, that means that 90% of the scores are below me. So here we are given this 'score' of 33.40 mm camshaft, what is the percent of data below it? 
THat will be your percentile.

hockeychick23 · Answer

33.40 are below it? @perl