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Gromic used the word
"specific-ness." Which
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graph in terms of what you
would be drawing based off
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of that would be more
specific, this one, the
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middle one, or the
first one you did?
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Why this one, Kelsey?
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[It's more precise.]
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Why is it more precise?
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[It has a small
interval...I don't know.]
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Okay, what does small
interval size have to do
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with getting more precise?
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We're talking about, people
have already brought up how
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obviously the interval
sizes are much smaller now,
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so we have a lot more
points to be plotted.
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Instead of looking at one
whole unit for x, we're now
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looking at only point one
intervals of x. We'd have a
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whole bunch of points.
Gromic talked about how
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we'd get more specic or
more precise. My question
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is how so? What about the
fact that there is now a
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ton of points that we'd
have to technically plot,
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every point one size of
interval for x, how did
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that make it more precise?
Compared to, say, the first
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one we drew with
interval size one?
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[Because when you're
graphing you have to add]
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[it, you know, each time
you go up the numbers on]
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[the x axis. So that's point one, then you have]
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[to be more precise because
you have to find, instead]
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[of one half, it's easier
to add one half over times]
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[And it's either going to
be half or a whole number]
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[if you're doing halves.
You can't just guess.]
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Okay, I see what you're
saying. With interval size
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one, it was, if you look at
your own homework, from
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zero to one the rate of
change was what that whole
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time? Zero. That's why this
got drawn the way it did.
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On your original homework
from zero to one, that
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whole time, the rate of
change was zero. Now from
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zero to one, what's going
on with your rate of
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change? Does it stay zero
the whole time? No, it
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changes, a lot.
Technically, nine times,
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ten. There's point one step
each time. What used to be
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assumed, "I'm gonna let
this be zero the whole
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time" 'cause that's what
the interval showed was
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that it stayed that way the
whole time. Now, it only
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stays the same for point
one of the step. And then
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that next point one of a
step, it changes from where
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it used be, and the next
point one of a step, it
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changes from where it used
to be. what used to be a
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constant zero the whole
time, now what would it do
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in this first little
interval? Increase. A
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little more or less each
time? A little bit more
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each time. In this next
interval from one to two, I
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think we said the rate of
change was point five that
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whole time, now what's
going on from one to two?
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It increases. A little
more each time or the same.
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A little more each time.
so, the rates of changes in
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this case, increase a
little bit more, and a
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little bit more, and a
little bit more, literally
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each little, in this
case baby steps,
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this is only point one.