Answer:
Answer: 4x
Step-by-step explanation:
3.42 multiply 45.60 by 0.075
$112 / $1400 investment = .08 or 8 Percent interest rate.
The first-serve percentage of a
tennis player in a match is normally distributed with a standard deviation of
4.3%. If a sample of 15 random matches of
the player is taken, the mean
first-serve percentage is found to be 26.4%. The margin of error of the sample
mean is 83.71%.
