A proper analysis would make sure that these sorts of things hadn't skewed the data.»
Not exact matches
The Internet isn't diverse enough to be a valid testing ground, they argue, so
data gathered online is bound to be
skewed.
You will have to share
data; try to
skew it toward information that will grow stale quickly, because if things don't work out, your suitor may go back to being a competitor.
In a later section, on demographic distribution analysis, the contract mentions the possibility for additional «targeted
data collection procedures through multiple platforms» to be used — even including «brief phone scripts with single - trait questions» — in order to correct any
skews that might be found once the Facebook
data is matched with voter databases in each state, (and assuming any «
data gaps» could
not be «filled in from targeted online samples», as it also puts it).
The private listing
data in San Francisco is
not as obviously
skewed as some of the other cities we analyzed, but the maps above still show a bias toward zip codes in and around the more costly downtown area of the city.
[158] Other causes include the rise in non-cash benefits as a share of worker compensation (which aren't counted in CPS income
data), immigrants entering the labor force, statistical distortions including the use of different inflation adjusters by the BLS and CPS, productivity gains being
skewed toward less labor - intensive sectors, income shifting from labor to capital, a skill gap - driven wage disparity, productivity being falsely inflated by hidden technology - driven depreciation increases and import price measurement problems, and / or a natural period of adjustment following an income surge during aberrational postwar circumstances.
However, that may be
skewed by how the Census collects its
data: From the «origin of movement,» which isn't always the same as the place where something was produced.
The CPI is often referred to as headline inflation because it doesn't remove any items from its index that could
skew its
data.
Looking back through history, whenever value stocks have gotten this cheap, subsequent long - term returns have generally been strong.3 From current depressed valuation levels, value stocks have in the past, on average, doubled over the next five years.4
Not that we necessarily expect returns of this magnitude this time around, but based on the
data and our six decades of experience investing through various market cycles, we believe the current risk / reward proposition is heavily
skewed in favor of long - term value investors.
The results for the few food group intakes that were dichotomized before the heritability analysis, such as for infant formula milk and fruit juice, should
not be overinterpreted because there are several indications that they might be an artifact: small numbers of pairs with at least one consumer for formula milk (15 %) and other beverages (13 %) made their distributions extremely positively
skewed, and the reduced variation in the
data due to dichotomizing these variables compromises power and accuracy of the parameters, therefore limiting interpretation.
Players who pitch really badly their first year back might
not get a second year, so wouldn't the
data get more
skewed towards good results as you get farther from the surgery and pitchers who aren't good enough to stick in the MLB drop out of the dataset?
Rothman said the
data suggesting home births result in more infant deaths are
skewed by the inclusion of babies that were born at home accidentally - such as when a woman goes into labor prematurely or didn't know she was pregnant.
A possible problem with this approach (
not sure if this
data compensates for that) is that political contributions might get very
skewed by a few extra rich CEOs (and many software CEOs are liberal, so if that's the case they could easily dominate the
data).
The Post article's
not one - sided; it also follows a Republican canvassing operation in the DC suburbs and quotes a Republican skeptical of the Democrats»
data operation (though he's also skeptical of the current McAuliffe - leaning polls... shades of Romney's «
skewed poll» self - delusion?).
Republican county legislators and political candidates pushed Thursday for suspension of Suffolk County's red light camera program, saying safety
data is
skewed because it doesn't include pedestrian and bicycle accidents.
(*) NB — Panelbase / SNP question was asked after other questions that could have had a potential
skewing affect (**) NB — Ashcroft polls are carried out by different companies, so should
not be taken as a single
data trend.
I suspect there is a big
skew in this
data as well, with a few people studying a lot and most people
not studying at all.
Jago suggests that patriotism and love of country may contribute to
skewed interpretation of
data and that cultural differences should
not be exaggerated, inflated or overemphasized as a result.
Specifically, the
data may be
skewed as a result of predominantly attracting respondents with personal experiences of mental health issues, and they don't investigate the causality between perception of a nonsupportive academic environment and mental health.
He warns
not only about gaps in
data, but also about biases — such as where researchers choose to sample, which can
skew a
data set towards or away from certain regions or types of environment.
The trick is teasing out from the
data which of those planets are far enough from their parent star to be in the habitable zone, and whether there are others
not showing in the
data that could
skew the results.
Dr. Mercola is
not a very trustworthy doctor and he tends to
skew the actual
data in the study or ignore other studies that show what he is saying is clearly wrong.
We were basing previous warnings on some outdated /
skewed info, and once we brushed up more on the science /
data we found that there doesn't appear to be any significant difference between synthetic retinyl palmitate and the palmitate found in animal foods.
Since the algorithms tend to be proprietary — they don't share them — we don't know whether this is
skewing the
data.
According to the NAHT, these issues may
skew the distribution of marks in a way that simply setting a lower threshold may
not solve, causing them to believe that the
data should
not be published externally.
«I haven't seen anything that suggests that we're at a point in the opt out movement where we're
skewing the
data.
The participation rate is even higher in urban districts where 65 percent of the largest 100 districts participate, covering 40 percent of all urban high school graduates.The National Student Clearinghouse didn't reveal which districts are or are
not participating and so it is unclear how the missing high schools might be
skewing the
data.
Data has become a loaded term in our high - stakes and test - driven world, but don't let the buzzwords
skew the value of good information.
«This report compiles
skewed and incomplete
data that, in the authors» own words, is largely based on «assumptions» and «suggestions,» and it neglects to take into consideration important factors, such as parental choice, the similarity of student populations between inner city charters and inner city traditional schools, and that charter schools intentionally locate in neighborhoods with the greatest need, a fact that we would hope champions of civil rights would celebrate,
not condemn.
If misalignment is noticed, it is
not to be the fault of either measure (e.g., in terms of measurement error), it is to be the fault of the principal who is critiqued for inaccuracy, and therefore (inversely) incentivized to
skew their observational
data (the only
data over which the supervisor has control) to artificially match VAM - based output.
But we're
not running our usual 600 - foot slalom because the multiple runs required to get good
data create deep ruts in the snow that
skew the results.
I don't know how many others do this so I don't know if I am
skewing their
data at all, but it is still a bad assumption.
What's fishy is how they
skewed their own numbers so they could have that headline that doesn't actually fit the pertinent
data.
If Amazon uses Select titles in developing rankings, that would place another
skew in the
data, since those are technically
not sales.
So excellent to see actual
data, hard numbers,
not skewed by anyone.
It hasn't been sufficiently stressed in this report that the
data encompasses the Christmas sales and earnings: so, that's a response to the people who thought the
data of the other reports was
skewed because it didn't encompass this strategical period.
One key point I noted in reading
Data Guy's original report is that the KU results are
skewed, as you mentioned, by the non-KU Authors other sales sites earnings
not being reported.
Coming back to GNP, since even «national» corporate profits are
not completely apples - to - apples (the issues mentioned above still apply), I wonder if using these
data might actually
skew the profit levels upwards since they would capture corporate activity abroad but very little non-corporate activity.
Something to keep in mind when reviewing this chart and other survey
data is that surveys of this kind can
not sample a random selection of individuals;
data will tend to be
skewed to some degree.
As noted in the post, there may well
not be enough
data to be significant, but when these are
not shown in a little table, people sometimes make comments about whether or
not a curve is
skewed or tails weighted more heavily or
not.
a) atmospheric CO2 from human activity is a major bause of observed warming in the 1980's and 1990's, c) that warming is overstated due to a number of factors including solar effects and measurement
skew d) the
data going back 150 years is of little reliability because it is clustered so heavily in northeast america and western europe rather than being global e) the global climate has been significantly shifting over the last thousand years, over the last ten thousand years, and over the last hundred thousand years; atmospheric CO2 levels did
not drive those changes, and some of them were rapid.
Greater minds than mine will dissect but my two - penneths - worth; it is quite a big drop but this year's trend (that «nice sinusoidal» I have been having my nose rubbed in since I first realised that AGW was political
not scientific) was
skewed in April already (for Mauna Loa) Globally this» The last year of
data are still preliminary, pending recalibrations of reference gases and other quality control checks.»
The urban heat island effect is
skewing modern weather
data, so the warming observed in recent decades isn't real.
I'm still skeptical of the accuracy of the land temperature records, but don't believe anyone is purposefully
skewing the
data to warm.
Anyone who uses a small fraction of their
data to
skew the weight of their entire «study» isn't doing science, it is fraud.
Jim, why don't you believe anyone is purposely
skewing the
data to warm?
(I see the plots in the post by lgl at October 20, 2012 at 12:42 pm are good too; although I don't trust any temperature
data by Mann directly, in that case it was
not so
skewed to mess up the overall picture).
Without those adjustments — which are necessary for almost all scientific
data — the temperature wouldn't represent «reality,» but a
skewed version of it.
I wonder if the
data was
skewed at the high end... maybe a weighted mean would be more accurate if they didn't already use one.
>> But I also think there are some people,
not all of them, but some who if given an opportunity to do so would
skew data in favor of their political beliefs.