Based on the given information, which conjecture is invalid? Given: This month, the 14th falls on a Tuesday This month, the 13th falls on a Monday . This month, the 28th falls on a Tuesday . This month has five Wednesdays . This monththe 21st falls on a Wednesday .

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?