15. -2
16. A. The pool was originally empty
She is not in credit overload because her total is $2240 so she has an extra 15 dollars left from her salary
Answer:
E. When the sample size increases, because the standard deviation of the distribution of sample means better estimates the population standard deviation for larger sample sizes.
Step-by-step explanation:
- T distribution is similar to the normal distribution and is seen when the estimates of the variance are based on the degree of freedom and has a relatively more score in its tail and has a greater change of extreme values.
3.c - 8 = 5
(3.c - product of 3 and a number)
(-8 : 8 less)
I think the answer would be C because variability means average.