Answer:
I think it b
Step-by-step explanation:
I had the same question
Answer:
Step-by-step explanation:
<u>As per table we have:</u>
- 2x = 64 or 4x = 128 or 6x = 192 ⇒ x = 32
32 students in 1 school bus
The answer to the question is a
Answer: 14
Step-by-step explanation:
- Degrees of freedom is the number of values in the evaluation of a test statistic that are free to vary.
For t-statistic , the degree of freedom for a sample with sample size 'n' is given by :-

Given : Sample size : n-1
Then, the number of degrees of freedom the t-value will have :-

Hence, the t-value will have 14 degrees of freedom.
Answer: Additional money is $6250.
Step-by-step explanation:
Since we have given that
Amount of investment = $5000
Rate of simple interest = 3%
Let the additional amount of investment be 'x'.
Rate of simple interest = 3.9%
Total annual interest rate on total investment = 3.5%
So, According to question, it would be

Hence, Additional money is $6250.