I need help with these problems :(
...
Answers: 1
Mathematics, 21.06.2019 15:30, lberman2005p77lfi
Answer question above and explain each step : )
Answers: 3
Mathematics, 21.06.2019 15:30, priceisright11401
Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11
Answers: 3
Mathematics, 21.06.2019 18:40, calebhoover03
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?
Answers: 1
Chemistry, 20.10.2020 22:01
English, 20.10.2020 22:01
Mathematics, 20.10.2020 22:01
Mathematics, 20.10.2020 22:01