1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
wlad13 [49]
3 years ago
7

Assume that different groups of couples use a particular method of gender selection and each couple gives birth to one baby. Thi

s method is designed to increase the likelihood that each baby will be a​ girl, but assume that the method has no​ effect, so the probability of a girl is 0.5. Assume that the groups consist of 40 couples. Complete parts​ (a) through​ (c) below. a. Find the mean and the standard deviation for the numbers of girls in groups of 40 births. The value of the mean is μ
Mathematics
1 answer:
yulyashka [42]3 years ago
6 0
40 because of 0.5 births are gone 40 are coming u. Each time which is the correct
You might be interested in
executive committee consists of 15 ​members: 7 men and 8 women. 5 members are selected at random to attend a meeting in Hawaii.
larisa [96]

Answer:

1over3

Step-by-step explanation:

number of successful outs come over the total number 5over 15

7 0
3 years ago
Krysta's soccer practice started at 7:45 A.M. on Saturday morning. The team practiced dribbling for 15 minutes and practiced sho
Furkat [3]

Total time used= 15+45+30=90 mins

Initial time=7:45

final time will be 1 hr 30 mins more than initial Time

final time= 9:15 am

6 0
2 years ago
What is the approximate area of the circle shown below?
ivolga24 [154]
The answer is 20,106 basically “B”
3 0
3 years ago
Someone help me please
Rainbow [258]

Answer:

B

Step-by-step explanation:


5 0
3 years ago
Evaluate the expression for <br> x = 4, y=-2, z= -3.<br> 2² + 8zy - y²
andrew11 [14]

Answer:

Pretty sure its 53

Step-by-step explanation:

9+48-4

3 0
3 years ago
Read 2 more answers
Other questions:
  • X/2=40/16<br><img src="https://tex.z-dn.net/?f=%20%5Cfrac%7Bx%7D%7B2%7D%20%20%3D%20%20%5Cfrac%7B40%7D%7B16%7D%20" id="TexFormula
    6·1 answer
  • Liam is a tyre fitter it takes him 56 minutes to fit 4 tyres to a van how long would it take to fit 12 tyres to 3 vans
    5·1 answer
  • Determine a relationship between the x- and y- values. Write and equation.
    14·2 answers
  • Anyone know the answer ????????????
    13·1 answer
  • Can anyone please help me with this. It’s late and I need help asap :)
    14·2 answers
  • This is a trigonometry question
    6·1 answer
  • Help me out pleaseeeee
    12·1 answer
  • X=4/5 (x+10)<br> pls ans fast!!!!!!!!!!!!!!!!!!!!1
    10·1 answer
  • Hi please help no Bots
    15·1 answer
  • A random group of 100 male business managers was gathered together. Of them, 81 were wearing ties. What percent is this? Answer
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!