# How many bits of information will be obtained by guessing a number in the range from 1 to 128?

September 28, 2021 | education

| In our case, the amount of information can be calculated using the formula:

N = 2 ^ i;

where N is the number of possible events,

i is the amount of information in bits.

Since the choice of one number from the available 128 is equally probable, the number of possible events is 128.

N = 128, i =?

N = 2 ^ i; 128 = 2 ^ 7;

i = 7 bits;

Answer: 7 bits.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.