Question

find tye mean of 1/4+13/4+19/4+21/4+15/2​

Answer 1

Step-by-step explanation:

Mean = Sum of all observations ÷ Total observation

sum = 1/4 + 13/4 +19/4 + 21/4 + 30/4

= 1+13+19+21+30/4

= 84/4

= 21

thus, mean is 21/ 5

Answer 2

Step-by-step explanation:

$\frac{1}{4}+\frac{13}{4}+\frac{19}{4}+\frac{21}{4}+\frac{15}{2}$

$\frac{1+13+19+21+30}{4}$

$\frac{84}{4}$

$21 \: answer$