Lauren C TES Blog
Friday, April 22, 2011
math casts!
i can only find 2!
i liked the math cast but it was stressfull to make them.
http://www.screenr.com/cJ3
http://www.screenr.com/VL3
i liked the math cast but it was stressfull to make them.
http://www.screenr.com/cJ3
http://www.screenr.com/VL3
Wednesday, April 20, 2011
parabolas
my real life parabola is the roman aqueducts
Roman engineers designed them.
They were built in 312 B.C.
the aqueducts are all over italy!
Aqueducts are made out of a mixture of limestone and volcanic dust
Roman engineers designed them.
They were built in 312 B.C.
the aqueducts are all over italy!
Aqueducts are made out of a mixture of limestone and volcanic dust
Thursday, December 16, 2010
corrolation
spreed sheet
https://spreadsheets.google.com/ccc?key=0AuuAVtVhQHmrdFNqbmxKZ3kyQ1psNzRHaFkzQl9mUFE&hl=en&pli=1#gid=0
form
https://spreadsheets.google.com/gform?key=0AuuAVtVhQHmrdFNqbmxKZ3kyQ1psNzRHaFkzQl9mUFE&hl=en&pli=1&gridId=0#edit
no corrolation~~!!!!!!!!!
https://spreadsheets.google.com/ccc?key=0AuuAVtVhQHmrdFNqbmxKZ3kyQ1psNzRHaFkzQl9mUFE&hl=en&pli=1#gid=0
form
https://spreadsheets.google.com/gform?key=0AuuAVtVhQHmrdFNqbmxKZ3kyQ1psNzRHaFkzQl9mUFE&hl=en&pli=1&gridId=0#edit
no corrolation~~!!!!!!!!!
Wednesday, December 15, 2010
Scattered Data Forms
the first thing i did was make a form and asked the following questions:
How long does it take you to get to school?
how many cars you have?
heres my form!!!!!
then i waited for every1 to answer. when they anwered i made a bar graph. here it is!
i also made a table
then i made a scatter plot by hand and drew my line of best fit!!!here it is!!!
this is how i found my slope!!!!!!!!
this is what u do on the calc....
entered your data into L1 and L2 by going to STAT and EDIT on the GC. enter your x-values (# of siblings) into L1. entered your y-values (# of letters) into L2.
Then turn my stat plot on by going to Y= and entering on plot 1 at the top. Then went to ZOOM STAT (9) and magically your data appeared as a scatter plot.
Next you find the calculator's line of best fit by going to STAT > CALC and LIN REG (4). Press enter one more time and gives a slope-intercept equation for the line of best fit.
then enter the equation into y='s.
How long does it take you to get to school?
how many cars you have?
heres my form!!!!!
then i waited for every1 to answer. when they anwered i made a bar graph. here it is!
i also made a table
then i made a scatter plot by hand and drew my line of best fit!!!here it is!!!
this is how i found my slope!!!!!!!!
this is what u do on the calc....
entered your data into L1 and L2 by going to STAT and EDIT on the GC. enter your x-values (# of siblings) into L1. entered your y-values (# of letters) into L2.
Then turn my stat plot on by going to Y= and entering on plot 1 at the top. Then went to ZOOM STAT (9) and magically your data appeared as a scatter plot.
Next you find the calculator's line of best fit by going to STAT > CALC and LIN REG (4). Press enter one more time and gives a slope-intercept equation for the line of best fit.
then enter the equation into y='s.
Wednesday, November 10, 2010
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