2. A small study (n-10) is designed to assess if there is an association between smoking in pregnancy and low birth weight. Low birth weight babies are those born less t 5.5 pounds. The following data represent the birth weights, in pounds, of babies born to mothers who reported smoking in pregnancy and those who did not. han Mother smoked in pregnancy Mother did not smoke during pregnancy 5.1 5.0 4.2 4.8 3.3 3.9 5.3 4.9 5.4 4.6 Is there a significant difference in birth weights between mother who smoked during pregnancy and those who did not? Apply the Mann Whitney U Test at a 5% level of significance Complete the table below. Ranks Total Sample (Ordered Smallest to Largest) Mother oked Di Not Smoked Did Not Smoke Smoke Smoked in Did Not Pregnancy Smoke inn Pregnancy k 4.9 5.4 3.3 5.0 4.2 4.8 3.3 3.9 2 4.6 ー 4.6 4.9 5.2 2. cont. ntlh ,- 515)+5 (G 22

Question
Asked Feb 20, 2019
577 views

Please let me know if there is a significant evidence to show that the populations are not equal. Thank you.

2. A small study (n-10) is designed to assess if there is an association between smoking
in pregnancy and low birth weight. Low birth weight babies are those born less t
5.5 pounds. The following data represent the birth weights, in pounds, of babies born
to mothers who reported smoking in pregnancy and those who did not.
han
Mother smoked in pregnancy
Mother did not smoke during pregnancy 5.1
5.0 4.2 4.8 3.3 3.9
5.3
4.9
5.4
4.6
Is there a significant difference in birth weights between mother who smoked during
pregnancy and those who did not? Apply the Mann Whitney U Test at a 5% level of
significance
Complete the table below.
Ranks
Total Sample (Ordered
Smallest to Largest)
Mother
oked Di Not Smoked Did Not
Smoke
Smoke
Smoked in Did Not
Pregnancy Smoke inn
Pregnancy k
4.9
5.4
3.3
5.0
4.2
4.8
3.3
3.9
2
4.6
ー
4.6
4.9
5.2
2. cont.
ntlh ,- 515)+5 (G 22

Image Transcription

2. A small study (n-10) is designed to assess if there is an association between smoking in pregnancy and low birth weight. Low birth weight babies are those born less t 5.5 pounds. The following data represent the birth weights, in pounds, of babies born to mothers who reported smoking in pregnancy and those who did not. han Mother smoked in pregnancy Mother did not smoke during pregnancy 5.1 5.0 4.2 4.8 3.3 3.9 5.3 4.9 5.4 4.6 Is there a significant difference in birth weights between mother who smoked during pregnancy and those who did not? Apply the Mann Whitney U Test at a 5% level of significance Complete the table below. Ranks Total Sample (Ordered Smallest to Largest) Mother oked Di Not Smoked Did Not Smoke Smoke Smoked in Did Not Pregnancy Smoke inn Pregnancy k 4.9 5.4 3.3 5.0 4.2 4.8 3.3 3.9 2 4.6 ー 4.6 4.9 5.2 2. cont. ntlh ,- 515)+5 (G 22

Expert Answer

Want to see the step-by-step answer?

See Answer

Check out a sample Q&A here.

Want to see this answer and more?

Step-by-step answers are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Answer
*Response times may vary by subject and question.
Tagged in
MathStatistics

Hypothesis Testing

Related Statistics Q&A

Find answers to questions asked by student like you
Show more Q&A

Q: Need all parts, a,b,and c Let X denote the data transfer time (ms) in a grid computing system (the t...

A: (a) Finding the values of α and β :The random variable X represents the data transfer time in a grid...

Q: 3.) A card is selected from an ordinary deck of 52 cards. What is the probability of getting (Exampl...

A: a)Face cards are of jack, queen and king in each suit.Therefore in the suit of clubs there will be t...

Q: Jane has stored three albums on her iPod. The first album consists of 11 songs by Frank Sinatra, the...

A: According to the given question, Jane has stored three albums on her iPod.The first album consists o...

Q: Need (b) and (c) Let X denote the data transfer time (ms) in a grid computing system (the time requi...

A: (a)Finding the values of α and β :The random variable X represents the data transfer time in a grid ...

Q: Five children aged 2, 3, 5, 7 and 8 years old weigh 14, 20, 32, 42 and 44 kilograms respectively. Fi...

A: Let x be the age of children and y be the weight of children.The equation of the regression line is:

Q: Lydia Hayward is an external research consultant hired by FirstCard, a major credit card company, to...

A: Correct Option D) This is a right-tailed test because the alternative hypothesis is Ha:μ1−μ2>0.Ex...

Q: In a standard normal distribution, what is the area under the graph for z>0? Explain.

A: Normal distribution:A random variable X is said to follow a normal distribution if the probability d...

Q: Over the past several months, an adult patient has been treated for tetany (severe muscle spasms). T...

A: Confidence interval when population standard deviation is not known:The formula of confidence interv...

Q: Consider the probability distributions you have studied so far. Which of the following distributions...

A: Discrete distribution:If the probability of outcome of a statistical distribution is finite, then it...