Answer:
8
Step-by-step explanation:
hope this photo helps
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
91
Step-by-step explanation:
62+27+x=180
It decreases the number of data by one.
Choice 3Step-by-step explanation:
3x^2-19x-14