Mathematics, 14.11.2019 02:31 100011

Astudy was conducted to investigate the relationship between maternal smoking during pregnancy and the presence of congenital malformations in the child. among children who suffer from an abnormality other than down 's syndrome or an oral cleft, 32.8% have mothers who smoked during pregnancy [10] . this proportion is homogeneous for children with various types of defects. a) if you were to select repeated samples of size 25 from this population, what could you say about the distribution of the sample proportions? list 3 properties.

b) among the samples of size 25, what fraction has a sample proportion of .45 or higher?

c) what fraction has a sample proportion of .20 or lower?

d) what value of p cuts off the lower 10% of the distribution?

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:00, shayambros

How to solve a simultaneous equation involved with fractions?

Answers: 1

continue

Mathematics, 21.06.2019 21:40, Casey7019

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit

Answers: 3

continue

Mathematics, 21.06.2019 22:00, mileto1798

Write a description of each inequality. 1. -5a + 3 > 1 2. 27 - 2b < -6 (this < has a _ under it) 3. 1/2 (c + 1) > 5 (this > has a _ under it)

Answers: 3

continue

Mathematics, 22.06.2019 02:30, gustavoroggero39

Joline is solving the equation 0=x^2-5x-4 using the quadratic formula which value is the negative real number solution to her quadratic equation round to the nearest tenth if necessary

Answers: 1

continue

You know the right answer?

Astudy was conducted to investigate the relationship between maternal smoking during pregnancy and t...