Answer the given subquestion.
From a box containing 5 dark chocolates and 3 milk chocolates, 3 chocolates are to be selected randomly without replacement. In how many ways can the chocolates be selected such that at least one dark chocolate is selected?
Answer the given subquestion.
Select the steps from the following options, that you will use for the selection of chocolates. Note: This question is optional. We will check your answer to this question if you make a mistake in the previous one.
Selection of chocolates will occur simultaneously.
Selection of chocolates will not occur simultaneously.
With replacement.
Without replacement.
Order matters.
Order does not matter.
Suppose Ankit has 2 empty pen boxes which are to be filled by 3 pens. In how many ways can the boxes be filled with pens such that none of the box remains empty?
18
3² − 2
19
2³ − 2
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The IIT Madras BS Statistics for Data Science I (Stats 1) Quiz 2 paper sat on 13 Mar 2022, in the January 2022 term, set QPE1: 19 questions for 50 marks in 120 minutes. The first 3 questions are below. Sign in with Google — it is free — to see the whole paper with its answers and explanations, in learning mode or as a timed mock test.
| Feature | Stats 1 Quiz 2 13 Mar 2022 Set QPE1 at a glance |
|---|---|
| Term | January 2022 term |
| Subject | Statistics for Data Science I |
| Course code | BSMA1002 |
| Questions | 19 |
| Marks | 50 |
| Duration | 120 min |
| Numerical | 8 |
| MSQ | 4 |
| MCQ | 7 |
| Official paper | IIT M FOUNDATION QUIZ2 EXAM QPE2 13 Mar 2022 |
| Negative marking | No negative marking. |
| Updated |
