The 15th percentile (area below which 15 % of cases lie in a standard normal distribution is, from tables -1.04
<span>z=(x-mean)/sd </span>
<span>-1.04 = (x-100)/15 </span>
<span>x=100+15(-1.04) =84.4</span>
Answer:
A, C and D
Step-by-step explanation:
both A, C and D are both porportions because they both equal the other fraction.
