Get the App
Experience doubtly.in on your mobile device! Our app offers everything you need for your academic success:
Answer
Stationarity in Time Series Analysis Stationarity in time series analysis refers to a property of a series where statistical properties such as mean, variance, and autocorrelation structure remain constant over time. In simpler terms, it means that the series does…
Autocorrelation, also known as serial correlation, is a statistical concept that measures the degree of correlation between a time series and a lagged version of itself. In simpler terms, it assesses the relationship between the current observation and past observations…
The data analytics lifecycle refers to the series of steps involved in the process of extracting insights and value from data. It typically consists of the following six stages: Discovery: In this stage, the goals and objectives of the analysis…
Analytical methodology refers to the systematic approach used to collect, process, analyze, and interpret data to derive meaningful insights and make informed decisions. It encompasses the tools, techniques, and processes employed to gather and analyze data, such as statistical analysis,…
Data preparation tends to be the most labor-intensive step in the analytics lifecycle, often consuming at least 50% of the data science project’s time. The data preparation phase is generally the most iterative and the one that teams tend to…
The TWEET Translation – Guys, sometimes you should have home cooked food too & The replies – Translation – Guys, sometimes you should keep your phones aside at 3 in the morning and sleep too Translation – Guys , sometimes…
Distinguish between single mode and multimode optical fiber.
Sr.no. Step index fibre Graded index fibre. 1 The refractive index of the core of step index fiber is constant throughout the core. The refractive index of the core of the graded index fiber is maximum at center,core and then…
SEM is a type of electron microscope that uses electron beam which is focused on the specimen and by detecting the signals from the interaction of incident electron with sample surface. The sample is placed inside the microscope’s vacuum column…
1.Normally atoms have the tendency to return to ground state releasing the absorbed energy. Hence, the population of atoms in ground state is greater than that of excited state. 2.For laser action, there should be more number of atoms in…