by using loops i have set condition for insert update word in dictionary and by using tkinter and sqllit 3 I have done library database manager

first i import data with the help of pandas and rename columns of both data and checked  first five rows of data with head() .   in cleaning I checked null values .later I  analysed data with some statistical operations of mean count fun.   later i checked outliers with IQR  Then I perform case…

conditional formatting date formattong

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  2.The expected value of a discrete random variable X, symbolized as E(X), is often referred to as the long-term average or mean (symbolized as μ). This means that over the long term of doing an experiment over and over, you would expect this average   3. Its not bad or good. Skewness may be a violation of…

1. The population and sample variance is shown above and there is a small change in the denominator, the population variation has denominator 'n' which is the number of items in the population and for sample varience is one less i.e., 'n-1'. The calculated sample varience is slightly higher than  the calculated population…