Answer:
3.8 million lbs in tons is equivalent to 1900 pounds
Step-by-step explanation:
2000 lbs is equal to 1 ton so 3800000 divided by 2000 equals 1900.
Answer:
option A
Step-by-step explanation:
Since All values in confidence interval are less than 3.12, we do not have sufficient evidence
as degree of freedom is sample size -1 ; hence df =20-1 =19
In construction of the confidence interval, a t-value with 19 degrees of freedom was used therefore option b, c and d are incorrect
also, In construction of the confidence interval, a z-value with 10 degrees of freedom was used
Answer:
The answers are A,B, and D
Step-by-step explanation:
I got it right.
13/15 7/9 4/5 2/3 in that order.
A= 3B
A/B= (3s)²/s²= 9/1
Area= s² where s is the side.
the ratio of the area of A to B is 9/1
