Mathematics, 19.01.2020 03:31 markleal4022
Suppose 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the unsupervised children live in rural areas, considered safe. suppose that the standard deviation is 1.8 hours and the amount of time spent alone is normally distributed. we randomly survey one 4-year-old living in a rural area.
60% of the children spend at least how long per day unsupervised?
Answers: 3
Mathematics, 22.06.2019 00:00
Need plz been trying to do it for a long time and still haven’t succeeded
Answers: 1
Mathematics, 22.06.2019 00:40
Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?
Answers: 2
Mathematics, 22.06.2019 02:00
Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor with some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)= 2x+1 g(x)= 2x^2+1
Answers: 2
Suppose 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the uns...
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