The graph of the discrete probability tothe right represents the number of livebirths by a mother 46 to 50 years old whohad a live birth in 2015. Complete parts(a) through (d) below.0.30-0.25-0.20-0.15-0.10-0.05-0.00-0.2720.2320.1630.111 0.1050.0550.0330.0291348Number of Live Births(a) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her fourthlive birth in that year?(Type an integer or a decimal.)(b) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her fourth orfifth live birth in that year?(Type an integer or a decimal.)(c) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her sixth ormore live birth in that year?(Type an integer or a decimal.)(d) If a 46- to 50-year-old mother who had a live birth in 2015 is randomly selected, how many live births would you expect themother to have had?(Round to one decimal place as needed.)

Question
Asked Dec 5, 2019
1361 views
The graph of the discrete probability to
the right represents the number of live
births by a mother 46 to 50 years old who
had a live birth in 2015. Complete parts
(a) through (d) below.
0.30-
0.25-
0.20-
0.15-
0.10-
0.05-
0.00-
0.272
0.232
0.163
0.111 0.105
0.055
0.033
0.029
1
3
4
8
Number of Live Births
(a) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her fourth
live birth in that year?
(Type an integer or a decimal.)
(b) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her fourth or
fifth live birth in that year?
(Type an integer or a decimal.)
(c) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her sixth or
more live birth in that year?
(Type an integer or a decimal.)
(d) If a 46- to 50-year-old mother who had a live birth in 2015 is randomly selected, how many live births would you expect the
mother to have had?
(Round to one decimal place as needed.)
help_outline

Image Transcriptionclose

The graph of the discrete probability to the right represents the number of live births by a mother 46 to 50 years old who had a live birth in 2015. Complete parts (a) through (d) below. 0.30- 0.25- 0.20- 0.15- 0.10- 0.05- 0.00- 0.272 0.232 0.163 0.111 0.105 0.055 0.033 0.029 1 3 4 8 Number of Live Births (a) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her fourth live birth in that year? (Type an integer or a decimal.) (b) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her fourth or fifth live birth in that year? (Type an integer or a decimal.) (c) What is the probability that a randomly selected 46- to 50-year-old mother who had a live birth in 2015 has had her sixth or more live birth in that year? (Type an integer or a decimal.) (d) If a 46- to 50-year-old mother who had a live birth in 2015 is randomly selected, how many live births would you expect the mother to have had? (Round to one decimal place as needed.)

fullscreen
check_circle

Expert Answer

Step 1

Given probability distribution is as follows:   

help_outline

Image Transcriptionclose

Number of live births Probability 4 5 0 3 0 0.232 0.272 0.163 0.111 | 0.105 0.029 | 0.033 0.055

fullscreen
Step 2

a.

The probability that a randomly selected 46-50 year old mother had her fourth live birth in the year 2015 is calculated as follows:

help_outline

Image Transcriptionclose

P( 4th live birth) = P(4) = 0.111

fullscreen
Step 3

b.

The probability that a randomly selected 46-50 year old mother had her fourth or ...

help_outline

Image Transcriptionclose

P(4th or 5th live birth) = P(4)+ P(5) = 0.111+ 0.105 = 0.216

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

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

Related Statistics Q&A

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

Q: how do i solve this

A: a. The null and alternative hypotheses are;

question_answer

Q: 2

A: 2.The joint probability density function of X and Y is given by,  

question_answer

Q: probability of winning. If the metal ball 38 In the game of roulette, a player can place a $9 bet on...

A: It is given that probability of winning the game is 1/38. Therefore, probability of losing the game ...

question_answer

Q: Twelve different video games showing alcohol use were observed. The duration times of alcohol use we...

A: The confidence level represents the probability that the confidence interval captures the true popul...

question_answer

Q: If there are six groups being compared, how many mean comparisons will there be?

A: Given there are six groups.Here, it is required to find the total number of comparisons.

question_answer

Q: The distribution of the scores on a standardized exam is approximately normal with mean 400 and stan...

A: The two values of Z that will contain 50% of scores lie are obtained as shown below:From the informa...

question_answer

Q: Suppose the null hypothesis is rejected. State the conclusion based on the results of the test.   Th...

A: The given information is that three years ago, the mean price a single-family home was $243,721.A re...

question_answer

Q: Need answer to question 14.

A: 11)From the given information, sample of 400 undergraduates from the U.S and find that 302 receive f...

question_answer

Q: find the 80% confidence interval estimate of the proportions between lincoln residents with college ...

A: From the provided information,