Answer: C. a prediction based on the data is reliable, because the means of the samples are close together.
Step-by-step explanation:
Answer:
all of them
yuh yuh
<em>here</em><em>,</em>
U = {a, b, c, d, e, f, g, h}, A= {a, b, c, d, e) and B= {c, d, e, f, g),
now,
A-B = {a,b}
A n B = { c,d,e}