Test Information Description Instructions Multiple Attempts Not allowed. This te

Question

Test Information Description Instructions Multiple Attempts Not allowed. This test can only be taken once. Force Completion Once started, this test must be completed in one sitting. Do not leave the test before clicki Question Completion Status: QUESTION 1 Which of the following is not an example of a Bernoulli random variable? O x- whether or not the next person in the checkout at a grocer spends more than $50 O c-the gender of a person having surgery for coronary artery disease 0 W whether or not a light bulb works O U= the number of people who pre-register for an engineering class QUESTION 2 The weight of items produced by a machine is normally distributed with a mean of 8 ounces and a standard de

Explanation / Answer

Answer is D) U. = number of people who pre-register for an engineering class

Here goes the detailed explanation:

Bernoulli distribution, is the probability distribution of a random variable which takes the value 1 with probability and the value 0 with probability — i.e., the probability distribution of any single experiment that asks a yes–no.

So, A , B and C have a binary outcome of Gender, flag of spend >150 or a bulbs works or not.

But D hasn't. it represents a number not a binary flag, and hence it is not a bernoulli' random variable

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