Mean is 11.3 and the range is 4. Dont need to add 5 for all. Just do mean for the given options and add 5 at the end. Same with the range 9-5=4. Doesn’t change when you add 5 for all
C
The jumping jacks are the dependent variable and the time is the independent variable because the jumping jacks depend on the amount of time you're doing it for.
152,909 rounded to the nearest hundred thousands is 200,000.
Rules of rounding numbers
1) if the number being rounded off is followed by 0, 1, 2, 3, and 4, round the number down.
2) if the number being rounded off is followed by 5, 6, 7, 8, and 9, round the number down.
1 is the number on the hundred thousands place. It is followed by 5. We round 1 up to 2. Thus 2 is now in the hundred thousands place.
Answer: A.
Step-by-step explanation: