1. paste the following into www.wolframalpha.com what is the 25th percentile of 10,10,10,10,19.8,30,30,30,30,30,30,30,30,30,30,30,30,30

you only have to paste in the answer to get the mark , however usethis will help you understand what the 25th percentile is this is also called Q1 ,(the first quartile)

2. Suppose a diverse investment has a return that is normally distributed with mean $8700 and standard deviation $370

Find the following percentiles of return

2.28th, 15.87th, 84.13th , 97.72th

Pick the 4 options from the examples below.

click here if you need a guide on finding percentiles

a.The 97.72th percentile is 9440.00

b.The 2.28th percentile is 7960.00

c.The 15.87th percentile is 8330.00

d.The 84.13th percentile is 8333.45

e.The 2.28th percentile is 7670.00

f.The 15.87th percentile is 8325.55

g.The 97.72th percentile is 9870.00

h.The 84.13th percentile is 9070.00