InterA.DiceDifference History

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July 02, 2009, at 10:18 PM by LFS -
September 10, 2008, at 01:40 AM by LFS -
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to:

[]  

April 30, 2008, at 06:59 AM by LFS -
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April 30, 2008, at 06:56 AM by LFS -
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April 30, 2008, at 06:50 AM by LFS -
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April 30, 2008, at 06:48 AM by LFS -
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April 29, 2008, at 02:43 PM by LFS -
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<applet id='ProjectApplet' style='display:block' code='ScratchApplet' codebase='http://mathcasts.org/mtwiki/uploads/Activity' archive='ScratchApplet.jar' height='387' width='482'><param name='project' value='DiceDifference.sb'></applet>

to:

<applet id='ProjectApplet' style='display:block' code='ScratchApplet' codebase='http://mathcasts.org/mtwiki/uploads/Activity' archive='ScratchApplet.jar' height='387' width='482'><param name='project' value='DiceDifference_v2.sb'></applet>

April 28, 2008, at 03:18 PM by LFS -
Changed line 65 from:

The 6 events - a difference of 0, 1, 2, 3, 4 or 5 are mutually exclusive and complete. "Mutually exclusive" means no 2 events cannot happen at same time and "complete" means no other events can occur.

to:

The 6 events - a difference of 0, 1, 2, 3, 4 or 5 are mutually exclusive and complete. "Mutually exclusive" means no 2 events can happen at same time and "complete" means no other events can occur.

April 28, 2008, at 02:49 PM by LFS -
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We mix and throw 2 dice - 1 Blue and 1 Green.

to:

We throw 2 dice - 1 Blue and 1 Green.

April 28, 2008, at 02:49 PM by LFS -
Changed lines 31-32 from:

These 6 events are mutually exclusive and complete.

The difference is 0, 1, 2, 3, 4, or 5
to:
The difference can be 0, 1, 2, 3, 4, or 5
Changed line 58 from:
  • How many ways can a difference of 0 happen?
to:
  • What percentage of times should 0 happen?
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  • What other real life situations give this kind of probability?
to:
  • What is the percentage of times that a 0, 1 or 2 occurs? How about a 3, 4 or 5?
Changed line 65 from:

"Mutually exclusive" means no 2 events cannot happen at same time and "complete" means no other events can occur.

to:

The 6 events - a difference of 0, 1, 2, 3, 4 or 5 are mutually exclusive and complete. "Mutually exclusive" means no 2 events cannot happen at same time and "complete" means no other events can occur.

April 28, 2008, at 02:45 PM by LFS -
Added line 35:
Changed lines 39-40 from:

Let's play!

to:
April 28, 2008, at 02:44 PM by LFS -
Changed lines 35-37 from:

I win if the difference is a 0, 1 or 2 and
you win if it is a 3, 4 or 5.
Each of us has 3 chances to win. Let's play!

to:

I win if the difference is a 0, 1 or 2.  
You win if it is a 3, 4 or 5.
Each of us has 3 chances to win.
Let's play!

April 28, 2008, at 02:44 PM by LFS -
Changed lines 34-37 from:

I say to my friend: I win if the difference is a 0, 1 or 2 and you win if it is a 3, 4 or 5. Each of us has 3 chances to win. Let's play!

to:

I say to my friend:
I win if the difference is a 0, 1 or 2 and
you win if it is a 3, 4 or 5.
Each of us has 3 chances to win. Let's play!

April 28, 2008, at 02:42 PM by LFS -
Changed line 48 from:
to:
Changed line 60 from:

"Mutually exclusive" means both events cannot happen at same time and "complete" means no other event can occur.

to:

"Mutually exclusive" means no 2 events cannot happen at same time and "complete" means no other events can occur.

April 28, 2008, at 02:40 PM by LFS -
Changed line 34 from:

I say to my friend: I win if the difference is a 0, 1 or 2 and you win if it is a 3, 4 or 5. Each of us has 3 chances to win. Let's play!

to:

I say to my friend: I win if the difference is a 0, 1 or 2 and you win if it is a 3, 4 or 5. Each of us has 3 chances to win. Let's play!

April 28, 2008, at 02:36 PM by LFS -
Changed lines 26-27 from:

We mix and throw 2 dice - 1 Blue and 1 Green. What is the difference in values?

to:

We mix and throw 2 dice - 1 Blue and 1 Green.
What is the difference in values?

Added lines 32-34:
The difference is 0, 1, 2, 3, 4, or 5

I say to my friend: I win if the difference is a 0, 1 or 2 and you win if it is a 3, 4 or 5. Each of us has 3 chances to win. Let's play!

Deleted lines 35-39:

[table border=0 cellpadding=5]
[row]
[ valign="middle"]
The difference is 0, 1, 2, 3, 4, or 5
[tableend]

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  • Is my game fair?
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  • Theoretically, how often should the green ball drop first into the box?
  • Theoretically, what is the probability that the red ball will drop first?
to:
April 28, 2008, at 02:17 PM by LFS -
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We have 2 dice - 1 Blue and 1 Green. We mix and drop them. What is the difference in values?

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We mix and throw 2 dice - 1 Blue and 1 Green. What is the difference in values?

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There are 6 events are mutually exclusive and complete.

to:

These 6 events are mutually exclusive and complete.

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The difference is 0, 1, 2, 3, 4, or 5

to:

The difference is 0, 1, 2, 3, 4, or 5

Changed lines 42-43 from:
  • What is the percent of green first?
  • What is the percent of red first?
to:
  • Which difference happens most often?
  • Which difference happens least often?
April 28, 2008, at 01:56 PM by LFS -
April 28, 2008, at 01:55 PM by LFS -
Added lines 1-86:


Page last modified on July 02, 2009, at 10:18 PM