Because each observation from a sample for the sign test must be assigned a plus or minus sign, this sampling distribution can be said to follow the _______ probability distribution.
A)Poisson
B)binomial
C)Student's t
D)exponential

Question

Quizplus · Accepted Answer

The sign test involves assigning a plus or minus sign to each observation in a sample, depending on whether they are above or below a median value, for example. This process of assigning one of two possible outcomes (plus or minus) to each observation follows the principles of a binomial distribution, where there are two possible outcomes for each trial.

Because Each Observation from a Sample for the Sign Test