What percentage of observations in a normally distributed set of data will be above average?
a. 40%
b. 50%
c. 60%
d. 70%
Answer: b. 50%
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Solve the problem.Mendel found that flower color in certain pea plants obeyed this scheme: Pure red crossed with pure white produces red. When pure red (RR) and pure white (rr) parents are crossed, the resulting Rr combination (one of each gene) produces second generation offspring with red flowers, since red is dominant. Suppose one of these second generation Rr flowers is crossed with a pure red. What is the probability that the resulting plant will have white flowers?
A. 0 B. 0.75 C. 0.25 D. 0.5
Use a proportion to solve the problem.A quarterback completed 4 passes in every 9 attempts. If he attempted 
how many passes did he complete? (Round to the nearest whole number if necessary.)
A. 9 passes B. 2 passes C. 41 passes D. 8 passes
Find the slope of the line that goes through the pair of points.(-3, -9) and (1, 2)
A. 2
B. -2
C. Undefined
D. 1
Solve the equation by multiplying both sides by the LCD.x - 5 = 
A. {-6, 1}
B. 
C. 
D. {-1, 6}