Evaluate an appropriate measure of dispersion for the following data: class interval. no of people
<50
50- 70
70-90
90- 100
110 - 130
130 - 150
>150​

answer: the answer is 35%

£56

step-by-step explanation:

answer: the angel abc is 30°,and the abc is a triangle where the angel bac is 90°

so ac is the half of 24=12ft,and from the pythagorean theorem we find ba

ba=√bc^2-ac^2=√576-144=√432=12√3ft

so bac is 12+12√3=12(1+√3)ft