141.999 rounded to the nearest
tenth = 142
hundreth =142
ten = 140
hundred = 100
Answer:
Step-by-step explanation:
To find the population variance, we first need the mean:
so the mean is 7.2. To find the population variance (which is almost exactly the same as the sample variance except for a small difference in the denominators of the formula) we have to take each number minus the mean, and then square the difference. Add together all these squared numbers and then divide by the number of numbers. Like this:
Add together those numbers and divide them by 5:
Answer:
4/7
Step-by-step explanation:
Tan= Opposite/Adjacent
Tan<f = 4/7
I think it wold be b
please tell me if i wrong
