What is the function of the following R command?

dataframename.colnames <— namesfdataframename)

Which of the following clustering algorithms can handle noisy data?

Find the regression equation Of Y on X and the total variation in Y.

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?

Which of the following advanced statistics techniques is used for identifying latent variables that form groups?

Which of the following is the default value of the parameter HISTORICAL_MODEL_GAP used in Microsoft time series algorithm?

In data mining, which of the following options is correct about the F-score measure for text retrieval?

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?