You’re given the output of an ls -l of a file in Linux.
Answer the following question: What permissions does the second trio of bits (-wx) give you? Check all that apply.
Great work! w and x are the write and execute permissions.
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How is the accuracy rate calculated? Add the number of true positives and the number of false negatives. Divide the number of true positives by the number of true negatives. Divide the number of correct predictions by the total number of predictions Subtract the number of correct predictions from the total number of predictions. Get…
What is a key benefit of a Scope Management Plan? Provides guidance and direction on how scope will be managed throughout the project. Provides direction on how scope will be managed throughout the project. Provides guidance on how scope will be managed throughout the project. Get All Week Quiz Answer: Engineering Project Management: Scope, Time…
When data are missing in a systematic way, you can simply extrapolate the data or impute the missing data by filling in the average of the values around the missing data. True False Get All Week Quiz Answer: What is Data Science? Coursera Quiz Answer Post Views: 125 Related posts: The New York Times reported…
What does the ‘k’ stand for in k-nearest-neighbors? the number of samples in the dataset the number of training datasets the number of nearest neighbors to consider in classifying a sample the distance between neighbors: All neighboring samples that are ‘k’ distance apart from the sample are considered in classifying that sample. Get All Week…
Based on the reading, which of the following best describes the real added value of the author’s research on residential real estate properties? Quantifying people’s preferences of different transport services. The research determined that there was no correlation between proximity to shopping centers and housing prices. Quantifying the magnitude of relationships between housing prices and different determinants. The…
How many samples have missing values for air_pressure_9am? 3 5 1092 0 Get All Week Quiz Answer: Machine Learning with Big Data Coursera Quiz Answerra Quiz Answer Post Views: 107 Related posts: Are the steps in the machine learning process apply-once or iterative? What are the two measures for measuring shape as mentioned in the…
