The z-score of Kimmie is -0.625
<h3>Calculating z-score</h3>
The formula for calculating the z-score is expressed as;
z = x-η/s
where
η is the mean
s is the standard deviation
x is the Kimmie score
Substitute the given parameter
z = 85.9-88.4/4.0
z = -2.5/4.0
z = -0.625
Hence the z-score of Kimmie is -0.625
Learn more on z-score here: brainly.com/question/25638875
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Answer:
50
Step-by-step explanation:
P- Parenthesis
E- Exponents
M- Multiplication
D- Division
A- Addition
S- Subtraction
(3²+4²)
3*3= 9 4*4= 16 16+9= 25 2(25) 25*2= 50
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A. -14x+21
because -7 times 2x is -14x and -7 times -3 is 21
Answer:
i need more info
Step-by-step explanation:
Answer:
45°
Step-by-step explanation:
size of each angle = 360°÷8
8 are the number of sides
you get 45°