by Issah Musah | Mar 14, 2025 | Beginners guide
by Issah Musah | Mar 14, 2025 | Beginners guide
by Issah Musah | Jan 9, 2024 | Beginners guide
Introduction In inferential statistics, sample data is analyzed to make general assumptions and estimate a population parameter. The confidence interval provides the probability of accuracy, which falls between the range of interval of numbers, the upper boundary, and...
by Issah Musah | Jan 9, 2024 | Beginners guide
Introduction Subgroups of data collected “qcc” library in RStudio in the design of piston rings (pistonsrings) and the data taken from the process are to be analyzed as a proactive measure to ensure that process is in control. It is essential to determine that...
by Issah Musah | Jan 9, 2024 | Beginners guide
At a point, it becomes essential to code categorical variables or sometimes numeric variables to represent rankings or to provide additional insight. VLOOKUP can combine tables’ common fields: the tables with the coded field used to reference the table to be...
