Answer:
Oh, how morbid these interest problems are.
Are you asking how much they would recieve in a year?
If so:
40000/100=400
400*60=$24000 a year
Answer:
the answer is 7/10, and yes it is between a whole and a half because 7/10 is over 1/2 but less that a whole.
Answer:
b. =8.5+1.96*3/SQRT(45), and =8.5-1.96*3/SQRT(45)
Step-by-step explanation:
Sample size (n) = 45
Sample mean (M) = 8.5 minutes
Variance (V) = 9 minutes
Z-score for a 95% confidence interval (z) = 1.96
A confidence interval is defined by the following expression:

Applying the given data:

Writing in Excel statements, the limits of the interval would be
=8.5+1.96*3/SQRT(45), and =8.5-1.96*3/SQRT(45)
Therefore, the answer is alternative b.
Answer:
Step-by-step explanation:
32/9