Home » Data Science » Data Analysis » When an analyst installs a package that is not in Base R, where does R call the package from? Q: Practice More Questions From: Programming and data analytics Created with Fabric.js 4.6.0 Similar Questions Fill in the blank: You can use the _____ function to put a text label on your plot to call out specific data points.Fill in the blank: An effective slideshow guides your audience through your main communication points, but it does not repeat every word you say. A best practice is to keep text to fewer than five…A data analyst is working with the penguins data. The variable species includes three penguin species: Adelie, Chinstrap, and Gentoo. The analyst wants to create a data frame that only includes the…A data analyst is working with a data frame named sales. They write the following code:sales %>%The data frame contains a column named q1_sales. What code chunk does the analyst add to change the…A data analyst is working with the penguins data. They write the following code: penguins %>% The variable species includes three penguin species: Adelie, Chinstrap, and Gentoo. What code chunk does…A data analyst is working with the penguins dataset. What code chunk does the analyst write to make sure all the column names are unique and consistent and contain only letters, numbers, and…A data analyst is working with the penguins data. The analyst creates a scatterplot with the following code:ggplot(data = penguins) +geom_point(mapping = aes(x = flipper_length_mm, y = body_mass_g,…Which of the following is not one of the key challenges for AI diagnostic algorithms that is discussed in the lecture? You find that your training set has 70% negative examples and 30% positive. Which of the following techniques will NOT help for training this imbalanced dataset?Which of the following is not an example of a clinical application of a prognostic model?You’ve fit a random forest of 10 trees with max depth 20. Your training ROC is 0.99 and test ROC is 0.54. Which of the following is NOT a reasonable thing to try?True or False: When your data is missing at random, then whether or not you are missing a covariate is completely independent of your outcome.Which of the following is not true about BERT’s inner word representations? Could the following table of outputs be given by a linear model with no interactions (assume not including a feature means setting it to 0)?A data analyst previously created a series of nested functions that carry out multiple operations on some data in R. The analyst wants to complete the same operations but make the code easier to… Created with Fabric.js 4.6.0 Practice More Questions Data Analysis 200+ Qs Machine Learning 100+ Qs
