High School Mathematics at Work Essays and Examples for the Education of All Students (1998) / Chapter Skim
Currently Skimming:
Part Two
Part Two
Pages 57-90
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From page 61... ...
- ~ ~ ~ · · fib ~ nit ~ Us OL ~ ~ OF 61
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(19951. Assessment standards for school mathematicSs Weston, VA: Author.
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i ^ F _ ~ ~ ~ , i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i:i: n1 ~e they develop basic skins. Individually each OF ~3
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From page 64... ...
. asking questions planning and conducting investigations, using appropriate tools and techniques to gather data, thinking critically and logically about relationships between evidence and explanations, constructing and analyzing alternative explanations, and communicating scientific arguments.
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From page 65... ...
earth usin techni uses develo ed lb earl g q P Y Y Stu ~ · ~ ~ · ~O ~ ~ ~ A 1 th ~ Auks also ~ as The doc OF
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( 19961. National Academ Press Y N'- 7 · ~ I- if Mona science education s~an~ar~.
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attributes essential for all students both q
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From page 69... ...
. What work requires of schools: A SCANS report for America 2()
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: ~ ___ __ _ _~ _ ___ __ _ _ _ ~ ,~ 7 lbu in ulblic use test scores to ud e the unlit ot their schools and the desire ~UP 1 ~ ~ ~.
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in this courntr Brace 19960 Powell & Steel~nan 1996i Y ~Y.
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Iowa only 5% of high school seniors took the SAT.
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especially in mathematics (College -I:~ -- -l: ~ -- - ~.]
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5-9 ~ , College Entrance Examination Board.
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From page 75... ...
#a D IF . n -1 O1 :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: call school students of other countries (Briton & Raizen, 1996; Dossey, 1996)
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From page 76... ...
Sketch and calculate the area oiE the shadow projected by R on It is given that 8% of the golf balls made by a particular manufacturer are considered unusable by golf players. From past experience, it has been shown that 5% oiE the golf balls delivered by the ~nanufacturer are returned because of defects.
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From page 77... ...
need the The darkened segments in the figure on the left below [Figure 9-13 show the path of an object that starts at point A and moves to point C at a constant rate of 1 unit per second. The objectts distance from point A (or from point C)
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From page 78... ...
~5 One plan for a state income flax requires those persons with income of $10,000 or less to pay no tax and those persons with income greater than $10~000 to pay a tax of 6 per cent only on the part of their income that exceeds $10,000. A person's effective tax bate is defined as the percent of total income that is paid in Based on this definition, could any person's effective tax ral;e be 5 percents Could it be 6 percent' Explain your answer.
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From page 79... ...
and as Chair of the U.S. National Commission Mathematics Instruction at the National Research Council.
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From page 80... ...
Whether the drug dosages, population growth, bank accounts or loans, amortization, heating or cooling, filtering pollution lFrorn lakes and streams models of learning and forgetting r ~1 ~ Or or models of the econom students should yl which give rise to it6~tfVC processesr t d r n h hf t r I I r epea e p ocesses I w IC ~ ~ e eve s a e determined by oresent levels. The imoor tance of technology in dealing with tasks of this type is worth noting Students should .
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From page 81... ...
umn and the"total in systems column may then a spreads = An, where An is amount of drub present at the beginning of Dating the long~term behavior of the model. solutions by modeling the process with this recursion equation, expressing the relations uch 8~1
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From page 82... ...
the therapeutic level for the drug she is taking is 650 mg how effective is her strategy of I taking half the drug [or twice as long? have a toxic level lo too much of the virus is in your system you can become ill as a result I As you age the ability of your kidneys and s liver to remove the drug is reduced Suppose that [A older Patients onl 4Q% of the drum s ~ , Y ~ is removed in an 8~hour period What dan .
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From page 83... ...
Is she correct, I low can Mental arithmetic can save time/ money, and even embarrassmentsuch as being caught short of cash at the check-o 1: co nter In ever da life ea le U U . y y r p P use mental arithmetic to estimate budgets l Pskills but also roblem solving skills and and more flexible A study of 44 mathemati .
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From page 84... ...
le~ matical structure aotentialiv leading 15 3 15 8 5 ~ 3 8 5 _ · _ = _ ~_ = _ _· _= _ 32 8 32 ~8 ~ 434 Eacn 49 ~ 7 ~ 14 T1` 1 ~J ~ ~ 1 ~ ^- ~ '~e aw~waruness o' L''e ca'~u~a.lon,''ow~ Other employees might check the I ~ \AS-~ A n ~ 7 emp~oyees answer. VVIL'' ~ 7 successes an failures so far ancl 14 [Future successes the l l way olF explaining the approach is to note ~ 'Q ~1` ~ ·` ^~ ~ 1 ~- ~ .
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From page 85... ...
~ ~ · ~ ~ ~ 1 I! ~ IS LEle ueslreu success rate, Lllen ~ - ~ IS the desired failure rate and the em~lo eels I ~ Y · ~ ·4~ ~ ~ ·1 4k 1 Inn/ (eaSQnin9 hogan WILI!
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From page 86... ...
(1 992J. Computational estimation strategies
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From page 88... ...
. lf the calculations in Table 4 are correct, Pthe urchases plus the interest minus the payments should give the outstanding balance.
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From page 90... ...
Suppose, for encamps, QU S ent $2 400 u [Front and then made Y P , P the minimum payment for each Of 24 months What would the accruecl interest .
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