In a test of a gender-selection technique, result consisted of 247 baby girl and

Question

In a test of a gender-selection technique, result consisted of 247 baby girl and 253 baby boys. Based on this result, what is the probability of a girl born to a couple using this technique? Does it appear that the technique is effective in increasing the likelihood that a baby will be a girl? The probability that a girl will be born using this technique is approximately (Type an integer or decimal rounded to three decimal places as needed) Does the technique appear effective in improving the likelihood of having a girl baby? Yes No

Explanation / Answer

here total number of children =247+253=500

out of which 247 are girls ; therefore probability of girl will be born =247/500=0.494

as above probability is less then 0.5 ;

answer is no

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