Answer:
2:7
Step-by-step explanation:
the probability of Billy getting a tractor is 2:7 because you have to add up all the toys in total and whatever you want to find the ratio of that is your answer.
Here's how I did it. I got 7.375...
Answer:
The correct option is C. The number of times a student guesses the answers to questions on a certain test.
Step-by-step explanation:
Discrete random variable is a type of variable that can only take a countable number of values. It can take values like 0, 1, 2, ....n.
The example of discrete random variable is the number of questions answered by a student in a test.
Option C is therefore correct because the number of times a student guesses the answers to questions on a certain test will take countable number of values like 0, 1, 2, 3...n. Where n is the number of guesses to the answers.