Use the Following to Answer Questions

question 96

Multiple Choice

Use the following to answer questions :
Determine the intersection and union of sets A, B, and C as indicated, given
A = {5, 10, 15, 20}
B = {25, 30, 35, 40}
C = {10, 20, 30, 40}.
-Find A B.

• A) { }
• B) {10, 15}
• C) {5, 10, 35, 40}
• D) {5, 10, 15, 20, 25, 30, 35, 40}

---

Definitions:

T Distribution

A family of probability distributions that can be used to develop an interval estimate of a population mean whenever the population standard deviation s is unknown and is estimated by the sample standard deviation s.

Variance

A measure of the spread between numbers in a data set, indicating how much the numbers differ from the mean.

Independent Samples

Samples drawn from different populations without any pairing or matching between the samples.

Normal Distribution

A distribution of probability that reflects symmetry around the mean, illustrating that occurrences near the mean are more common than those further away from it.