Validity of a research study is the credibility that determines whether the outcome of research is truthful

Validity of a research study is the credibility that determines whether the outcome of research is truthful, beneficial or not.
Credibility of a research study is consistent and trustworthy.
Reliability is the accuracy of assessment tools that generate
consistent outcome and test validity.
Bias is prejudice against something or someone unfairly.
Sampling is a strategy to recruit and select subjects. Insufficient
sample size study could waste time and resources also produce unusual
outcome.
Gap In Evidence is insufficient or lack of information that would
make the specific challenges and cause failure in decision making.
-Identify the major concern related to patient safety and quality of care associated with unsafe nursing staff.
-Identify the relationship between the adverse effect of patient ratio and lower nurse staffing level on nursing outcomes and patient safety.
-Identify opportunities that help to improve nursing performance, decreasing the Nurse workload and job dissatisfaction.
-Limiting mandatory nursing overtime to prevent medical errors and increase safety.
-Offering continuing education to nurses for career advancement, as well as training and coaching programs.
-Using standard setting for establishing a plan to using sufficient staff nursing to provide the safe environment.