Blog

Pastoral societies based upon pasturing animals.

Exercício Bônus! Usando o presente do subjuntivo Escreva um texto curto (entre 6 e 8 frases) sobre um dos temas abaixo. Use pelo menos 5 verbos no presente do subjuntivo.   Escolha apenas 1 dos temas abaixo: Dicas para que um estudante novo aproveite bem o primeiro semestre na Ohio State U. Ideias para que a Ohio State U. se transforme na universidade dos seus sonhos. Desejos e conselhos para um(a) colega que vai estudar no exterior. O que você espera do próximo semestre na universidade? Como se organizar antes que cheguem os exames finais? Como continuar praticando português durante o verão?

Which of the following is the main function associated with structure Y?

What legislation was passed in the U.S. to enhance national security after 9/11?

Which region did Russia annex in 2014, leading to international condemnation?

All are reasons why Vladimir Putin invade the Ukraine in February 2022 except?

After making constant promises not to expand this Cold War organization to Russia’s borders, the United States did so anyways. What is the name of this organization, which is a relic of the Cold War?

American expansion in Eastern Europe led this Russian leader to act aggressively towards his neighbors to secure his country. 

The American invasion of Iraq not only destabilized that country but the entire Middle East, leading to a stronger Iran. What terrorist organization emerged in Iraq after the 2003 invasion?

Suppose you built a machine learning model to classify Dog (the negative class) vs Cat (the positive class). You evaluate your model with 500 images of cats and 328 images of dogs. You obtained the confusion matrix below. a. Clearly write down the values of TP, FP, TN, and FN (1 point each) b. Calculate the Accuracy, Precision, Recall, Specificity, and F1-score of your model. Show your calculations for the evaluation metrics (1 point each).