The diagram shows how data demand increases with data variety and complexity.
based on the illustration, determine the correct order of data variety and complexity
from least to greatest.
web logs < dynamic funnels < sms/mms
sms/mms < gps coordinates < click stream
dynamic funnels < gps coordinates < mobile web
mobile web < speech to text < dynamic funnels

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?