# Suppose 3 bulbs are selected at random from a lot. Each bulb is tested and classified as defective (D) or non-defective (N). Write the sample space of this experiment

**Solution:**

3 bulbs are to be selected at random from the lot. Each bulb is tested and classified as defective (D) or non-defective (N).

The sample space of this experiment is given by the set with all possible combinations.

S = {DDD, DDN, DND, DNN, NDD, NDN, NND, NNN}

NCERT Solutions Class 11 Maths Chapter 16 Exercise 16.1 Question 11

## Suppose 3 bulbs are selected at random from a lot. Each bulb is tested and classified as defective (D) or non-defective (N). Write the sample space of this experiment

**Summary:**

When 3 bulbs are selected at random from a lot and each bulb is tested and classified as defective (D) or non-defective (N), the sample space for the experiment(S) = {DDD, DDN, DND, DNN, NDD, NDN, NND, NNN}

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