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by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(161) / 评论(0) 分类 数学英语

Pre-Listening Vocabulary binomial nomenclature: a two-part system for naming species (e.g., Panthera tigris) genus: a subdivision of a family of organisms (e.g., Panthera is the genus for tigers, lions and leopards, and a subdivision of the Felidae f

发表于:2018-12-19 / 阅读(177) / 评论(0) 分类 Facts-事实

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(233) / 评论(0) 分类 Scientific American(十)月
学英语单词
abastards
absorber plate
activation energy of pinning wall
actuated error
agent code
air after-cooler
Akwa'ala
aleister
antimonic salt
autoionic
automatic dump truck
bachelor's button,bachelor's-button
band-pass retarding field analyzer
boron thermal regeneration system
burring die
bythograeids
cantbailine
clapperss
CMPSE
Cockburn I.
common mode rejection
computationally infeasible
consolidated bond
coordination mechanism
corporate policy
cost-and-benefit-sharing
de-q
depoliticization
dictyosporium verrucosum
dioleins
double ionic layer
double-layer capacitance
drop someone
drug-alcohol
dunhuarng
earthquake-resistant
emulsifiability
explicit binding
extended memory environment
extreme acceptance
ficus antaoensis hay.
floating valve
fraxil ice
game plans
gasby
goddanged
Halicalyptra
Halophane
hastifnesse
heptadecene
hound sb. to death
hydrocrane
inner-cased
interlopation
isomorphic sets
john keatss
loading aperture
manroots
median class
meta keys
Molothrus
multiple alternative decision
Neopeckia
nondemarcated
oil burner routes
online application
ore occurrence
otitic hydrocephalus
patient death indicator
pauky
phosphorothioates
pneophone
prunifolias
pseudorandom-number
pump barge
quadratic contrast
racking platform
reinertson
ropebark
routinely
schnook
shell layer
sixty-fourth notes
SJFHQ
spectral energy distribution curve
spot schedule
sspca
summation instrument
sunray lamp
sway back
synkaryocyte
thamnornis
thorntrees
through the medium of
tone ringing current
torque response
trackscouts
trans girl
under-utilisations
unit control information
vertical curve location
webocracy