Mathematics, 14.02.2020 03:45 rome58
According to a study, nearly 80% of workers in law libraries are satisfied with their job. Assume the true proportion of law librarians are satisfied with their job is 0.8. In a random sample of 20 law librarians, what is the probability that at most 4 are unsatisfied with their job?
Answers: 2
, then 
. Let 
be the probability of being unsatisfied. Then 
is the mean and is given by 
.
,
Another question on Mathematics
Mathematics, 21.06.2019 22:00
Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.
Answers: 2
Mathematics, 22.06.2019 02:00
Ven the functions, f(x) = 5x2 - 3x + 1 and g(x) = 2x2 + x - 2, perform the indicated operation. when applicable, state the domain restriction. (f - g)(x) 3x2 - 4x + 3 3x2 - 2x - 1 3x2 - 4x - 1 3x2 - 2x + 3
Answers: 3
Mathematics, 22.06.2019 03:00
Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9
Answers: 1
Mathematics, 22.06.2019 06:00
Mr. chen is parking in a lot downtown. the graph shows the relationship between the time and the total cost of parking. evaluate the function for and input of 10.
Answers: 2
You know the right answer?
According to a study, nearly 80% of workers in law libraries are satisfied with their job. Assume th...
Questions
Mathematics, 27.10.2020 19:40
Mathematics, 27.10.2020 19:40
Arts, 27.10.2020 19:40
Mathematics, 27.10.2020 19:40
Physics, 27.10.2020 19:40
Geography, 27.10.2020 19:40
Mathematics, 27.10.2020 19:40
Arts, 27.10.2020 19:40
