Suppose a random variable X describes the outcome of a binomial experiment with 30 trials and a 0.80 probably of success for each trial.The shape of the distribution of X is:
A)negatively skewed
B)symmetric
C)positively skewed
D)bimodal
E)insufficient information is given to determine the distribution shape

Question

Quizplus · Accepted Answer

The distribution is negatively skewed because the probability of success (0.80) is high, leading to a higher concentration of outcomes towards the upper end of the scale, causing the tail to skew towards the lower end.

Suppose a Random Variable X Describes the Outcome of a Binomial