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The probability is 20/50 = 0.4

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9y ago

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How many times would a coin have to show heads in 50 tosses to show an experimental probability of 20 percent more than the theoretical probability of getting heads?

Theoretical probability = 0.5 Experimental probability = 20% more = 0.6 In 50 tosses, that would imply 30 heads.


Probability of 20 percent and 50 percent?

20% = 1 out of 5 = 1/5 = a fifth 50% = 1 out of 2 = 1/2 = a halve


What is the probability of flipping a coin 4 times and getting heads each time?

The probability on the first flip is 50% .The probability on the 2nd flip is 50% .The probability on the 3rd flip is 50% .The probability on the 4th flip is 50% .The probability of 4 heads is (50% x 50% x 50% x 50%) = (0.5)4 = 1/16 = 6.25%


How can you find the probability of a simple event if the total number equally likely outcomes is 20?

Each outcome has a probability of 0.05


What it probability?

probability is the likelihood or possibility of something happen.example:the probability of a coin landing on heads a 50/50 chance.


If you toss a coin 1000 times and find that it comes up head 532 times what is the probability of getting a tail?

The probability is still 50%


What is the probabiliy of selecting odd or prime numbers from 1 to 50?

The probabiliy of selecting odd or prime numbers from 1 to 50. First find out the probability of selecting odd numbers : 25/50 is 1/2. Lets find out the probability of selecting prime numbers: 15 / 50 . so, total is 40/ 50 is 0.82.


What is 20 of 50 of 75 of 70?

To find 20 of 50 of 75 of 70, you can calculate it step by step. First, find 20% of 70, which is 14. Then, find 50% of 14, which is 7. Finally, find 75% of 7, which is 5.25. So, 20 of 50 of 75 of 70 equals 5.25.


What is the equation for probability?

50-50


How do you work out 20 of something?

Let's say you have $50. To find 20% of $50, you multiply 0.20 by $50.


Probability is the what that something will or will not happen?

Probability is the chances of something happening. For example the coin.... Its probability is 50:50 for the simple reason the outcome is either heads or tails. It also can be written in many ways... Such as 50:50, 50/5, or 50%Probability is the odds (chance) that something will or will not happen.


How do you work out 20 percent of something?

Let's say you have $50. To find 20% of $50, you multiply 0.20 by $50.