Phát biểu giả thuyết thống kê “so sánh tỷ lệ tổng thể với số cho trước”, đối thuyết hai phía ?

The mathematical expression 9€ t means

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the