Solve the problem.In a survey about the number of siblings of college students, the following probability table was constructed: 
What is the probability that a student 3 or more siblings?
A. 0.2
B. 0.11
C. 0.09
D. 0.8
Answer: A
You might also like to view...
Establish the identity.(1 + tan2u)(1 - sin2u) = 1
What will be an ideal response?
Rewrite the series using summation notation. Use 1 as the lower limit of summation.
+ 
+ 
+ . . . + 
A. 
B. 
C. 
D. 
Find 
.
?
?
A. 
?
B. 
?
C. 
?
D. 
?
E. 
?
Solve the problem.Assume that the price per unit d of a certain item to the consumer is given by the equation 
where x is the number of units in demand. The price per unit from the supplier is given by the equation 
where x is the number of units supplied. Find the equilibrium price and the equilibrium quantity.
A. equilibrium price: $35 per unit; equilibrium quantity: 50 units B. equilibrium price: $50 per unit; equilibrium quantity: 30 units C. equilibrium price: $20 per unit; equilibrium quantity: 50 units D. equilibrium price: $30 per unit; equilibrium quantity: 50 units