A medical device company knows that the percentage of patients experiencing injection-site reactions with the current needle is 11%. What is the standard deviation of x, the number of patients seen until an injection-site reaction occurs? 3. 1289 8. 5763 9. 0909 11.

Respuesta :

The imply/mean of X, the variety of sufferers visible till an injection response/reaction takes place is 9.0909 option (c).

What is imply: The imply refers to "the common set of values". According to the question, The percent of sufferers experiencing injection- webweb page reactions with the present day needle is eleven%.

Mean = sum of all values / total variety of values

Total variety of values = 11% = 0.11 and n = 1.

Mean = 1/0.11

Mean =9.0909.

Hence, the imply of X, the variety of sufferers visible till an injection response / reaction takes place is 9.0909.

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