Answer:
the mean is 7
Step-by-step explanation:
used a mean calculator
Answer:
Independent
Dependent
Step-by-step explanation:
Two events are independent of each other when you can mulitply them and get their intersect
we can can see that
9/20*7/10= 63/200 so these events are independent
For number 2
7/10*7/10≠ 21/40 so these events are dependent
Answer:
-9
Step-by-step explanation:
The mode is the value that appears most often in a set of numbers, and the number -9 appears the most in this set.
Answer:
1/30
Step-by-step explanation: There are 30 students 19 play instr, 10 play spor,
8 who do both. Their is one student that was left out so the answer is 1/30