Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | May 2017 |
Last Sign in: | 306 Weeks Ago |
Questions Answered: | 66690 |
Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Relationships Among Events
Student Ages A frequency distribution for the ages of the 40 students in Professor Weiss’s introductory statistics class is presented in Table 5.4. One student is selected at random. Let
A = event the student selected is under 21, |
B = event the student selected is over 30, |
C = event the student selected is in his or her 20s, and |
D = event the student selected is over 18. |
Determine the following events.
a. (not D)
b. (A & D)
c. (A or D)
d. (B or C)
TABLE 5.4 Frequency distribution for students’ ages
Age (yrs) |
Frequency |
17 |
1 |
18 |
1 |
19 |
9 |
20 |
7 |
21 |
7 |
22 |
5 |
23 |
3 |
24 |
4 |
26 |
1 |
35 |
1 |
36 |
1 |
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