Answer:
Plz take full pick so discussing
Answer:
CD=7
Step-by-step explanation:
BAC angle=CED angle (alternate angles are equal)
therfore;
CB=CD(equal angle opposite sides are equal)
Answer: 0.0108
Step-by-step explanation:
Given : 
Since the alternative hypotheses is right-tailed, so the test is a right-tailed test.
Sample size : n=30
The degree of freedom for t-distribution= 
The by using the normal t-distribution table , we have
The P-value corresponds to t-statistic vale 2.43 and degree of freedom 29 , is 0.01075997 i.e. approximately 0.0108
B. Using no definite pattern.