) If it is possible for the events A and B to occur simultaneously, then P(A or B) =? Circle the correct choice below. a )P(A and B) b) P(A)+P(B) c) P(A)+P(B) – P (A and B) d ) 1 – P(A and B) 2) Find...

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)
If it is possible for the events A and B to occur simultaneously, then P(A or B)
=? Circle the correct choice below.


a)P(A and B)

b)
P(A)+P(B)

c)P(A)+P(B) – P (A and B)

d) 1 – P(A and B)

2)
Find the indicated probability.
If P (A and B) = 0.4, P(A) = 0.7, and
P(B) = 0.6,
find P (A or B)


3)
Is getting either a 2 on a roll of a die, or a queen when drawing a single card from a deck mutually exclusive or non-mutually exclusive? Also, find the probability.
a)
Mutually exclusive
or
non-Mutually exclusive
(Circle correct answer) ______________________

4)
Is the probability of spinner p landing on a number, then spinner Q landing on a number
dependent
or
independent
events? ___________________________




  1. What is the probability of not getting a 2 from the image below?




6)
The soccer team’s shirts have arrived in a big box, and people just start grabbing them, looking for the right size. The box contains 4 medium, 9 large, and 12 extra-large shirts. A player wants a medium for himself and one for his sister. Find the probability of each event described. Complete parts a though b


  1. The first two the player grabs are the wrong sizes.





  1. The 2 medium shirt the player finds is the third and fourth one he grabs




Directions:
Circle the correct choice below

7) At a high school with 300 students, 62 play football, 33 play baseball, and 14 play both sports. If a student is selected at random, find the probability that the student plays football or baseball.

a.
b.
c.
d.

8)
A website requires users to set up an account that is password protected. If the password format is four letters followed by a single digit number, how many different passwords are possible?

9)
What is the event of getting a prime number when rolling a die?
10) You go to the snack bar to buy a bagel and a drink for lunch. You can choose from a plain bagel, a blueberry bagel, or a raisin bagel. The choices for a drink include water or a sports drink. How many different lunches could be made with these choices?

  1. Construct a tree diagram to find the different lunches that could be possible. Do not forget to list the outcomes.





  1. Using the counting principle how many different lunches could be made with these choices?(show work).



Answered Same DayDec 27, 2021

Answer To: ) If it is possible for the events A and B to occur simultaneously, then P(A or B) =? Circle the...

David answered on Dec 27 2021
123 Votes
1
Name: Date:
Math 215 Quiz 3(Must show work or not credit will be given) Proper notation will be
rewarded. D
ue 12/02/2017
1) If it is possible for the events A and B to occur simultaneously, then P(A or B) =? Circle the correct
choice below.
a)P(A and B)
b) P(A)+P(B)
c)P(A)+P(B) – P (A and B)
d) 1 – P(A and B)
Option c is right.
P(AUB) = P(A)+P(B)-P(AB)
2) Find the indicated probability.
If P (A and B) = 0.4, P(A) = 0.7, and
P(B) = 0.6, find P (A or B)
P(A or B) = P(A) + P(B)- P(AB) = 0.7+0.6-0.4=0.90
3) Is getting either a 2 on a roll of a die, or a queen when drawing a single card from a deck mutually
exclusive or non-mutually exclusive? Also, find the probability.


a) Mutually exclusive or non-Mutually exclusive (Circle correct answer) __Non mutually
exclusive____________________

4) Is the probability of spinner p landing on a number, then spinner Q landing on a number
dependent or independent events? ___________________________
Ans: independent
2
5) What is the probability of not getting a 2 from the image below?



Probability of not getting 2 = 1-P(getting 2)
= 1-0.5 = 0.50
Note: Since 2 occupies half of circle area, Prob (2) = 0.50

6) The soccer team’s shirts have...
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