Which of the following statements is correct about the query-driven approach of data warehousing?

For a group of employees of an organization, f‌ind the mean salary (in thousands) using the given data.

It is given that y is a Poisson variate and satisf‌ies the condition P(y=4) = P(y=5). What are the values of mean and standard deviation of y?

In logistic regression. which of the given methods is used to display the conditional density plot of the binary outcome, F. on the continuous x variable?

Which of the following functions is used to decompose a time series with additive trend, and seasonal and irregular components?

In data mining, which of the following models is/are used to predict the categorical class labels?

With respect to advanced statistics, which of the following options is correct about the arimaO function?

Which of the following is the correct syntax for the PredictAdjustedProbability (DMX) prediction function used with the Microsoft association rules algorithm?

Which of the following options represent correct application of the time series analysis? i) Yield Projections ii) Workload Projections iii) Census Analysis iv) Inventory Studies

From f‌igure-2 Of the given image, select the Option representing the inverse of the matrix given in f‌igure-1.

Which of the following is the correct syntax of the command used for merging two data frames, myFrame1 and myFrame2, by ID and Country?