X = 14
Y = 16
I hope I could help!
28.13÷450= .0625111
.0625111×100= 6.25111%
Answer:
109.33
Step-by-step explanation:
given that the population has a distribution with a mean of 110 and a standard deviation of 8
Sample size n = 40
Std error of sample mean = std dev/square root of sample size
= 
From std normal distribution table we find that 30th percentile for Z is
-0.5244
Corresponding x score =
30th percentile = 109.33663
=109.33
There are many possibilities. An example is
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