Question

Table 2.1.1 shows the causes of deaths in City hospital in 2019.

How many deaths happened in City hospital in 2019?
a)800
b)1000
c)2000
d)Data insufficient​

Answer 1

Answer:

relative frequency is = frequency of the class /total frequency =250/total frequency =0.25

which means total freq. is 1000

hence, t=0.15 , x=175 y=1000-150-175-250-300=125 , z=0.125