subject
Mathematics, 24.09.2021 14:00 mswillm

Assume that when adults with smart phones are randomly selected 45% use them in meetings or classes if 30 adult smart phone users are randomly selected find the probability that exactly 20 of them use their smart phones in meetings or classes

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:50
Polygon mnopq is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image mā€²nā€²oā€²pā€²qā€². the coordinates of point m are (2, 4), and the coordinates of point n are (3, 5). the slope of is .
Answers: 2
question
Mathematics, 21.06.2019 21:30
Extra points! find the missing dimension! need asap
Answers: 2
question
Mathematics, 22.06.2019 02:30
Six random samples were taken each year for three years. the table shows the inferred population for each type of fish for each year.
Answers: 1
question
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
You know the right answer?
Assume that when adults with smart phones are randomly selected 45% use them in meetings or classes...
Questions
question
Mathematics, 03.12.2020 03:20
question
English, 03.12.2020 03:20
question
Mathematics, 03.12.2020 03:20
question
History, 03.12.2020 03:20
question
Mathematics, 03.12.2020 03:20
question
Mathematics, 03.12.2020 03:20