In a survey, 77 people indicated that they perfer listening to K-pop, 242 indicated that they pefer listening to Rock, and 40 indicated that they don't enjoy either music. Find the Probability that a randomly chosen will pefer K-pop.

Respuesta :

Answer

Probability that a randomly chosen person will pefer K-pop = 0.2145

Explanation

The probability of an event is given as

[tex]\text{Probability of an event = }\frac{Number\text{ of elements in the event}}{Total\text{ number of elements in the sample space}}[/tex]

So, to find the probability that a randomly chosen person will prefer K-pop.

Number of elements in the K-pop event = Number of people that chose K-pop = 77

Number of elements in the sample space = Total number of people surveyed = 77 + 242 + 40

= 359

Probability that a randomly chosen person will pefer K-pop = (77/359)

= 0.2145

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