Mathematics, 24.03.2020 23:43 officialrogerfp3gf2s
Among U. S. adolescents ages 12-17, the amount of time (in minutes per week) spent listening to streaming audio media (music, podcasts, etc.) is Normally distributed with a mean of 247 minutes and a standard deviation of 103 minutes. Based on this information, what percentage of a random sample of 500 U. S. adolescents ages 12-17 listen to more than 180 minutes of streaming media each week
Answers: 1
Mathematics, 21.06.2019 17:50, domiyisthom
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 18:00, jeffylovesgreenbeans
Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.
Answers: 1
Mathematics, 21.06.2019 18:00, ineedhelp2285
Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need
Answers: 2
Among U. S. adolescents ages 12-17, the amount of time (in minutes per week) spent listening to stre...
Physics, 10.11.2019 21:31
History, 10.11.2019 21:31
Mathematics, 10.11.2019 21:31
English, 10.11.2019 21:31
Mathematics, 10.11.2019 21:31