PRC-2 · Chapter 10 · Question 28 of 60
What is the probability of rolling a total sum of 7 with two fair six-sided dice?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: A) 1/6
Explanation
There are 36 total outcomes (6x6). The outcomes that sum to 7 are (1,6), (2,5), (3,4), (4,3), (5,2), and (6,1). Since there are 6 successful outcomes, the probability is 6/36 = 1/6.
More Correlation and Regression MCQs
- Q30In a Venn diagram, the overlapping section between two circles representing Event A and Event B denotes:
- Q31Which of the following statements regarding the use of a scatter diagram in statistical analysis is most accurate?
- Q32Which of the following correctly defines the mathematical range within which the Pearson correlation coefficient (r) must always lie?
- Q33If the correlation coefficient (r) between two economic variables is exactly -0.80, what is the resulting coefficient of determination…
- Q34If a researcher adds 10 to every observation of variable X and multiplies every observation of variable Y by 5, what will logically happen…