Which of the following best describes the sampling distribution of a statistic?

a.The mechanism that determines whether the random sampling was effective.

b.A normal curve, for which probabilities are obtained by standardizing.

c.A distribution of all parameters from the population that is to be randomly sampled.

d.A distribution of a single statistic from repeated random samples of the same size, from the same population.

e.A distribution of all possible summary statistics from a single random sample, from the same population.