Answer:
-z/e
Step-by-step explanation:
-x/y = -z/e
The legs are defined by
. The Hypotenuse if defined by
. The perimeter is defined by:

D. P(x) = 2x √2 + 4x
Answer: 554
Step-by-step explanation:
If prior population proportion is known, then the formula to find the sample size is given by :-

As per given description, we have
p= 0.1
E=0.025
Critical z-value for 95% confidence : 
Then,

Hence, the minimum sample size required = 554.
Answer:
8.6
Step-by-step explanation:
You need to use the Patagorean theorem! :) Just do seven squared and five squared add them up and then square root them!!