Mathematics, 08.12.2020 16:30 NotYourStudent
The Red Cross regularly conducts Blood Drives throughout the country. They often conduct emergency drives when they are in need of rare blood types. Blood type AB-negative is the rarest type of blood. Only 0.6% of us have this type of blood. Suppose a random sample of 30 blood donors is obtained. What is the probability that at least 2 of them have blood type AB-negative?
a. 0.013
b. 0.999
c. 0.986
d. 0.014
e. 0.0008
Answers: 2
Mathematics, 21.06.2019 19:00, godchaux15395
What is the expression in factored form? 3x^2 + 18x + 24 a. 3(x+2)(x+4) b. 3(x-2)(x+4) c. 3(x-2)(x-4) d. 3(x+2)(x-4)
Answers: 2
Mathematics, 21.06.2019 19:20, axelsanchez7710
The suare root of 9x plus 7 plus the square rot of 2x equall to 7
Answers: 1
The Red Cross regularly conducts Blood Drives throughout the country. They often conduct emergency d...
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