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CAISA Forum Question 877 If AI identifies spare capacity as waste, should it eliminate it? A large logistics company uses AI to optimize its delivery operations. The AI analyzes vehicle utilization, staffing levels, warehouse capacity, and route efficiency. It discovers that: Delivery vehicles are only utilized at 82% capacity on average. Certain warehouses appear underutilized. Extra staffing is maintained for demand spikes that occur only a few times each year. The AI recommends removing t
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The 29-year-old founder of data-labeling startup Scale AI joined Meta after Chief Executive Officer Mark Zuckerberg overhauled his company’s AI efforts, including through a $14 billion investment in Scale that was widely viewed as a bid to recruit Wang. View the full article
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Pradeep Shukla
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Showing content with the highest reputation on 08/11/2023 in all areas
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1 pointMann Whitney test This test is known as Wilcoxon rank-sum test. It is a non-parametric statistical test which is generally used to review the distributions between two independent groups. This is also an alternative to T-test, but we should use this test when our assumptions of normality and equal variances generally not met. This test is also applied to check that medians of two groups are statistically different from each other or not? This test works on below parameters: · Ranking · Calculating U · Comparison · Hypothesis testing · Interpretations Mann Whitney T test Assumptions No specific distribution assumptions Applied when data is non-normal and skewed. Comparing Rank between 2 groups Assumes data follows a normal distribution. Comparing with 2 groups with equal variances Real scenario where Mann-Whitney U test accepts more than T-test. ü When data is ordinal ü When we have small samples ü When we have outliers ü When our data is skewed ü When variances are not equal ü When we have categorical data to compare1 point
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