The upper bound of Ella's height. is 180cm.
What is the lower and upper lower limit?
The lower magnificence boundary of a given class is received through averaging the upper limit of the preceding magnificence and the decrease restricts the given class.
The higher restriction is the very best value of the magnificence programming language. in addition, the decrease restrict is the smallest cost of the magnificence interval. For finding the actual upper limits and real decrease limits, we want to make the upper restrict of a certain class and lower restrict of the following elegance be the same and equal for the decrease restriction.
Ella's height is 175 cm
⇒correct to the nearest 5cm.
∴ lower limit 175 - 5= 170
upper limit 175+ 5 =180
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