The phrase "a bad analysis" is correct and usable in written English.
It can be used when critiquing or evaluating the quality of an analysis, indicating that it is flawed or unsatisfactory.
Example: "The report was based on a bad analysis, leading to incorrect conclusions."
Alternatives: "a poor assessment" or "an inadequate evaluation."
Those anomalies had shown up on previous maps by NASA's Wilkinson Microwave Anisotropy Probe, or WMAP, satellite, but some had argued that they were because of a bad analysis or contamination from the Milky Way.
Dean Baker captured a lot more of them, from misleading statements about a Second Great Depression to the housing crisis run-up to a bad analysis of the first-time home-buyers' tax credit.
In my closing paragraph I warned about the potential harm that could result from a lethal mix of bad analysis fueled by a competitive, non-critical media and its effect on irrational state actors like Iran.
That has not stilled the speculation by the news media, including scrutiny of her body language leaving the field Thursday (bad), analysis of a playful toss of a ball at a fellow player in a recent training session (good) and the fact that she did not sing along to the national anthem before Germany's last game (very bad).
In this context, if a gender studies scholar were to put forward a crude "women good, men bad" analysis, it would never stand up to peer scrutiny.
Bad analysis combined with a political agenda supported by a non-critical media propelled us into a war that never should have happened.
Profiling a computation that creates threads will therefore lead to bad analysis: the timing results will be correct, but because the profiler is unaware of other threads the observed time will be suspiciously small, and work done in other threads will not be included in the results.
Expertise does matter as bad analysis can undermine what you are trying to accomplish, but a good understanding of your organisation's needs is key.
This matters only because bad analysis leads to terrible policy.
More data means more bad analysis, including language analysis.
The biggest cause of sloppy work and bad analysis is not taking your time.
