Có tài liệu số lượng sản phẩm (nghìn sản phẩm) và giá thành đơn vị sản phẩm (nghìn đồng) của 10 doanh nghiệp cùng sản xuất một loại sản phẩm như sau: Số lượng SP 10 15 20 25 30 35 40 50 60 80 Giá thành 15,6 15,4 15,3 15,2 15,2 15,2 15,1 15,1 15,1 15,1 Xây dựng mô hình hồi qui và cho nhận xét?

Read this excerpt from chapter 1 of i know why the caged bird sings by maya angelou and answer the queswhen i was three and bailey four, we had arrived in the musty little town, wearing tags on our wrists whinstructed - 'to whom it may concern' - that we were marguerite and bailey johnson negropassengers, who always traveled with loaded lunch boxes, felt sorry for the poor littleand plied us with cold fried chicken and potato salad.deducing from the diction, which of the following are possible audiences for the memoir select all that appchildren of three and four years of age like ones in the memoirafrican-american adults from the south who can relate to angelou's storycaucasian adults interested in american historytrain conductors and passengers

Which statement best describes how these paragraphs develop the central idea of the article? a- they elaborate on the idea that the offer has been made with youngsters in mind. b- they provide additional information as to why the prize is a wagon instead of something else. c- they support the idea that the wagon is attractive to youngsters and is a worthy prize. d- they introduce the idea that the newspaper is a generous organization. read paragraphs 4 and 5. the disc wheel coaster wagon is thirty-six inches long and sixteen inches wide. the coaster is built exactly like a high-powered automobile. the disc wheels have rubber tires and true roller bearings. it runs as smoothly as an eight-cylinder automobile. it is built of the strongest wood and is equipped with a reliable hand brake, enabling the owner to stop in an instant. the tongue—usually the first thing about a wagon to break and render the wagon unserviceable—is so stout that a man can jump on it without breaking it.

Which is easier to identify direct or indirect characterization? why