Z = (X-Mean)/SD
<span>z1 = (580-600)/20 = - 1 </span>
<span>z2 = (620-600)/20 = + 1 </span>
<span>According to the Empirical Rule 68-95-99.7 </span>
<span>Mean +/- 1*SD covers 68% of the values </span>
<span>Therefore, required percent is 68%
hopes this help :) :D :)</span>
0.05 simple. Move the spaces to the left as the number of 0 in the decimal. Two 00 so move two space to the left.
Hello there,
To find the perimeter you add up all 4 sides of the card. The two measurements are 16 and 25 however, this also the case for the other two sides as the card is a perfect rectangle or square.
So 16+16+25+25= 82
The perimeter is 82 cm
Hope this helps!
Answer:
Step-by-step explanation:
I cant see it