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2020-2021 SLA- Math 215 - Shared screen with speaker view
Julius Ngwa
11:46
60% Chance that it's going to Rain
Julius Ngwa
12:41
Very Certain that the Event will Occur
Julius Ngwa
13:31
Impossible for that event to occur
Julius Ngwa
15:05
All possible options avaialable
Julius Ngwa
15:36
n = 4
Julius Ngwa
15:53
Calculate Probabilities
Julius Ngwa
17:19
2 possible options of having One Head
Janeesha Harcourt
17:58
no
Tamara Collins
17:59
no
Inez Hairston
18:08
no
Julius Ngwa
18:22
Boy B
Julius Ngwa
18:26
Girl G
Julius Ngwa
18:32
Total of Three Children
Julius Ngwa
18:39
Determine the Sample Space
Julius Ngwa
18:46
n = 8
Julius Ngwa
18:59
BBB (All three Children were Boys)
Julius Ngwa
19:11
BBG
Julius Ngwa
19:25
P(Same Gender)
Julius Ngwa
19:35
BBB
Julius Ngwa
19:40
or GGG
Julius Ngwa
20:32
P(Same Gender) = 1/4 = 0.25 = 25%
Julius Ngwa
21:20
n = 10,000 (Sample Space)
Julius Ngwa
21:29
P(Rent)
Julius Ngwa
22:00
912 + 2857 = 3769
Julius Ngwa
22:28
P(Rent) = 3769/10,000 = 37.69%
Julius Ngwa
22:43
Determine your Sample Space
Julius Ngwa
26:05
30 + 50 + 120 = 200 Participants
Julius Ngwa
26:29
n = 200 Participants in this Study
Julius Ngwa
28:17
25% Chance selected this study that participant will be a former smoker
Julius Ngwa
30:53
Table
Julius Ngwa
30:59
Dividing by Grand Total = 200
Julius Ngwa
31:19
Conditional Probability
Julius Ngwa
31:28
Restricted Probability
Julius Ngwa
32:10
Given == Restricted To
Julius Ngwa
33:05
Restricted to focus on just the Current Smokers
Julius Ngwa
33:15
Conditional or Restricted Probability
Julius Ngwa
34:37
Female Participants
Julius Ngwa
35:28
Conditional Probability
Inez Hairston
35:40
no
Tamara Collins
35:40
no
Erik Ludaway
35:41
no
Julius Ngwa
37:16
Addition and Multiplication Rule in Probability
Julius Ngwa
37:27
Addition Rule
Julius Ngwa
40:35
n = Intersection
Julius Ngwa
40:46
Both A1 and A2
Julius Ngwa
41:38
Nothing in Common
Julius Ngwa
41:53
Impossible A1 and A3
Julius Ngwa
42:20
A1 and A3 are Mutually Exclusive: Nothing in Common
Julius Ngwa
42:29
Intersection is Zero
Julius Ngwa
43:51
Union
Julius Ngwa
44:33
Combine A1 and A3
Julius Ngwa
47:04
Avoid counting elements twice
Julius Ngwa
50:43
AND = where they Meet
Julius Ngwa
51:37
OR = Union
Julius Ngwa
51:46
OR avoid counting people twice
Julius Ngwa
52:13
Total Likely to Vote = 721
Julius Ngwa
52:33
Favor of the Law = 523
Julius Ngwa
52:53
372 Intersection (Has been counted Twice)
Julius Ngwa
53:29
P(Likely Vote OR Favor) = (721 + 523 - 372) / 1000
Julius Ngwa
53:59
87.2%
Inez Hairston
54:25
no
Tamara Collins
54:27
none here
Julius Ngwa
54:55
Contingency Table
Julius Ngwa
58:30
Dividing by 52 Sample Space
Julius Ngwa
58:47
Conditional Probability
Julius Ngwa
58:55
Restrictions in our Data
Julius Ngwa
01:01:53
Conditional Probability
Julius Ngwa
01:02:08
Restricted our Sample Space
Janeesha Harcourt
01:02:25
no
Inez Hairston
01:02:26
no
Breanna Held
01:02:47
Breanna Held
Janeesha Harcourt
01:02:47
Janeesha harcourt
Tamara Collins
01:02:48
Tamara Collins
Erik Ludaway
01:02:48
Erik Ludaway
Inez Hairston
01:02:49
Inez Hairston
Julius Ngwa
01:16:52
Based on a Deck of Cards
Julius Ngwa
01:17:03
OR = Addition Rule
Julius Ngwa
01:17:19
OR = Union = Addition Rule
Julius Ngwa
01:17:50
Select two or more Items
Julius Ngwa
01:18:49
One Ball
Julius Ngwa
01:19:34
40% of selecting a red ball (one red ball) from the Bag
Julius Ngwa
01:20:07
After selecting the 1st Ball
Julius Ngwa
01:20:19
Replace the Ball or Do not replace the Ball
Julius Ngwa
01:20:32
With Replacement or Without Replacement
Julius Ngwa
01:21:11
Total Number of Balls Stays the Same = With Replacement
Julius Ngwa
01:21:21
Without Replacement = Decrease by One
Julius Ngwa
01:21:30
in the 2nd Pick
Julius Ngwa
01:21:54
Mulitplication
Julius Ngwa
01:22:24
AND = Multiplication (More than One Item)
Julius Ngwa
01:23:49
16% Chance of Selecting a Red AND a Red Ball with Replacement
Inez Hairston
01:28:39
no
Janeesha Harcourt
01:28:39
no
Jenee
01:28:43
no
Julius Ngwa
01:28:51
Tree Diagram
Nidhi Goyal
01:31:06
sorry for joining Late , got stucked with some work
Nidhi Goyal
01:32:03
nidhi goyal
Julius Ngwa
01:33:18
Two Balls Without Replacement
Julius Ngwa
01:33:31
Deck of Cards
Julius Ngwa
01:33:40
Multiplication Rule
Julius Ngwa
01:34:45
Pick 4 Cards
Inez Hairston
01:37:38
no
Julius Ngwa
01:49:07
Order in which the letters appear does not make a difference
Julius Ngwa
01:49:55
Permutations: The Order in which the letters appear make a difference
Julius Ngwa
01:51:27
The number of Permutations will always be more than the number of Combinations. Because with Permutations the Order in which the letters appear makes a difference
Janeesha Harcourt
01:52:41
I cannot see the calculator
Julius Ngwa
01:52:43
4 MATH PRB nCr 2
Nidhi Goyal
01:53:03
yes
Julius Ngwa
01:55:08
3 possible Area Codes from this 10 Digits
Inez Hairston
01:57:13
no
Julius Ngwa
02:03:14
A fair coin Tossed five Times
Julius Ngwa
02:03:31
Multiplication Rule
Julius Ngwa
02:03:51
P( at least one head)
Julius Ngwa
02:04:48
P (at least one head) Complement is having No Head
Julius Ngwa
02:06:41
Compliment and Multiplication Rule
Janeesha Harcourt
02:10:00
thank you goodnight