Mathematics, 07.09.2020 15:01 jzane1182
4. Sabe-se que com determinado tratamento se alcan¸ca 80% de cura para certa doen¸ca, quando o mesmo ´e administrado a pacientes em condi¸c˜oes bem definidas. Um grupo de trˆes pacientes ´e sorteado, dentre a popula¸c˜ao que receberam o tratamento. a) Determine a distribui¸c˜ao de probabilidade da vari´avel aleat´oria ”nu´mero de pacientes que se submeteram ao tratamento e foram curados”; b) Calcule o valor esperado e a variˆancia da vari´avel aleat´oria
Answers: 3
Mathematics, 21.06.2019 18:30
The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?
Answers: 1
Mathematics, 21.06.2019 21:50
Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next
Answers: 1
Mathematics, 22.06.2019 00:30
On her first stroke, maya hit a golf ball 146 yards, 2 feet, 11 inches. on her second stroke, she hit it 163 yards, 1 foot, 2 inches. how far did the ball go all together? convert the answer to larger units whenever possible.
Answers: 2
Mathematics, 22.06.2019 01:00
What is the value of x? assume that the line is tangent to the circle.
Answers: 2
4. Sabe-se que com determinado tratamento se alcan¸ca 80% de cura para certa doen¸ca, quando o mesmo...
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