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
EleoNora [17]
3 years ago
5

1. A man has 5 grandchildren, 4 girls and 1 boy. He thinks this is unusual. If the probability that any child born

Mathematics
1 answer:
mojhsa [17]3 years ago
4 0

Answer:

6.25%

Step-by-step explanation:

To know the final probability that this has happened, we must multiply the probability of each event, they tell us that the probability that it is a girl is 1/2 and this happened 4 times, therefore:

(1/2) ^ 4 = 0.0625

that is, the probability that 4 girls are born is 6.25%

an unusual probability is considered when it is less than 5%, therefore, although it approaches this figure, it is not unusual

You might be interested in
Andre received $60 for his birthday and put it in his piggy bank. Each week, he put 3 more dollars in the bank. The amount of mo
Dahasolnce [82]

Answer:

96 (dollars)

Step-by-step explanation:

D represents the amount of money Andre has in his bank after w weeks.  This formula is written as D(w) = 3w + 60 (dollars).

After 12 weeks, Andre will have accumulated D(12) = 3(12) + 60 dollars, or

36 + 60 dollars, or 96 dollars.  This is answer choice B.

3 0
3 years ago
The answer to this picture
stepan [7]

Answer:

divide it bro

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
The lines represented by the equations 5y + 2x = –25 and y= -5/2x – 1 are?
Schach [20]

Answer the same

the same line

Step-by-step explanation:

3 0
3 years ago
What is the probability of tossing two heads
vodka [1.7K]

Hello!

Each time, there will be a 1/2 chance of tossing a head. Therefore, we multiply our two probabilities.

1/2(1/2)=1/4

Therefore, we have a 1/4 or 25% chance of tossing two heads in a row.

I hope this helps!

3 0
3 years ago
Read 2 more answers
Solve. [{-9 + x}]<br> ----------- = 3<br> 8
qwelly [4]
-9+x=38
+9. +9
x=47 dats all
6 0
3 years ago
Other questions:
  • Need help on 1-6 please I need to solve for x and I need to get this done.
    6·1 answer
  • In the equation 10n=120, is n 10?
    13·2 answers
  • 2/3 is what percent of 1/4 ? of 1/6 ? Please help I need the answer immediately. This question is worth 40 points. Please consid
    5·1 answer
  • For his long distance phone service, Deandre pays a $7 monthly fee plus 7 cents per minute. Last month, Deandre's long distance
    7·1 answer
  • Find the slope of the line through each pair of points
    14·1 answer
  • Help pleas help me!!!!
    6·2 answers
  • What is the slope if the line that passes through the pair of points (-5.5, 6.1) (-2.5, 3.1)
    9·1 answer
  • Which number is the remainder for (7x3 + 4x2 – 9x + 37) divided by (x – 5)?
    13·1 answer
  • Question 6
    13·1 answer
  • Which of the following would increase if the professional football players were removed from the data set?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!