Mathematics
Mathematics, 06.11.2020 17:10, jj1077348

Does secondhand smoke increase the risk of a low weight birth? A baby is “low birth weight” if it weighs less than 5.5 pounds at birth. According to the National Center of Health Statistics, about 7.8% of all babies born in the U. S. are categorized as low birth weight. Researchers randomly select 1200 babies whose mothers had extensive exposure to secondhand smoke during pregnancy. 10.4% of the sample are categorized as low birth weight. Which of the following are the appropriate null and alternative hypotheses for this research question.

H
0
: p = 0.078;
H
a
: p ≠ 0.078

H
0
: p = 0.078;
H
a
: p > 0.078

H
0
: p = 0.104;
H
a
: p ≠ 0.104

H
0
: μ = 0.104;
H
a
: μ > 0.104

answer
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 17:30, emilyjanae9961
What is the base of 1/9 to the power of 2
Answers: 1
image
Mathematics, 21.06.2019 18:50, trevionc0322
Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59
Answers: 2
image
Mathematics, 21.06.2019 21:00, alexahrnandez4678
Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.
Answers: 1
image
Mathematics, 21.06.2019 21:00, babyboo6745
Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. what could you find the answer?
Answers: 1
Do you know the correct answer?
Does secondhand smoke increase the risk of a low weight birth? A baby is “low birth weight” if it we...

Questions in other subjects: