The standard normal curve shown below models the population distribution of a random variable. What proportion of the values in the population does
not lie between the two z-scores indicated on the diagram?
ZE. 12
2=0.85
A. 0.3177
B. 0.3128
C. 0.3069
D. 0.3016
E. 0.3245

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered