Job Interview Experience For The Role Of Data Analyst at HP

The Hewlett-Packard Company or HP is an famous American multinational company. HP Software provided software as a service (SaaS), cloud computing solutions, and software services, including consulting, education, professional services, and support. Here we are offering Job Interview Experience for HP. Latest interview question to enhance once knowledge in this area. 

1. If through training all the features in the dataset, an accuracy of 100% is obtained but with the validation set, the accuracy score is 75%. What should be looked out for?
2. For a given dataset, you decide to use SVM as the main classifier. You select RBF as your kernel. What would be the optimum gamma value that would allow you to capture the features of the dataset really well??
3. How is skewness different from kurtosis??
4. How to calculate the accuracy of a binary classification algorithm using its confusion matrix?
5. How will you measure the Euclidean distance between the two arrays in numpy?
6. Given two lists [1,2,3,4,5] and [6,7,8], you have to merge the list into a single dimension. How will you achieve this?
7. In a survey conducted, the average height was 164cm with a standard deviation of 15cm. If Alex had a z-score of 1.30, what will be his height?

Date: 06/08/21
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