bdgfhghbbbmwww6791 bdgfhghbbbmwww6791
  • 24-01-2020
  • Mathematics
contestada

Use the formula for the probability of the complement of an event. A coin is flipped 4 times. What is the probability of getting at least 1 tail?

Respuesta :

fahadisahadam
fahadisahadam fahadisahadam
  • 25-01-2020

Answer: 15/16

Step-by-step explanation:

There will be 16 outcomes for 4 coins=2^4

Probability of only head is : P(C)=1/16

P(C) + P(C') = 1

P(C') = 1 - P(C)

P(C') = 1 - 1/16

Take the l.c.m

P(C') = (16-1) / 16

P(C') = 15/16

So the probability of getting at least 1 tail is 15/16

Answer Link
freddyboi96
freddyboi96 freddyboi96
  • 23-01-2022

Answer:

D 0.94

Step-by-step explanation:

when solved the answer is 15/16. This equals 0.9375 which rounded to the second decimal  = 0.94

Answer Link

Otras preguntas

A milk container's capacity is one gallon. How many cups would be equal?
what prefix would you add to lysis to mean separate or split using water?
Find the greatest common factor of 63 and 96
Write a fraction that is equivalent to a terminating decimal between .5 and .75
⦁ Explain how this scenario is a controlled experiment and identify the manipulated variable.
12 out of 30 people chose their favourite colour as blue calculate the angle you would use for blue on a pie chart
when economist use the term laissez-faire what economic idea are they referring to
8.5 rounded to nearest tenth
what was the difference between a subsistence economy and the market economy that developed as a result of nineteenth century transportation
⦁ Explain how this scenario is a controlled experiment and identify the manipulated variable.