Question

look at this set of 9 numbers: 80 96 90 80 83 12 88 12 26 how would the mean change if the number 24 replaced the number 96 in the set? increase decrease no change submit

Explanation:

Step1: Calcular la suma original

$$80 + 96+90 + 80+83 + 12+88 + 12+26=567$$

Step2: Calcular la media original

$$\frac{567}{9}=63$$

Step3: Calcular la nueva suma

$$567 - 96+24=495$$

Step4: Calcular la nueva media

$$\frac{495}{9}=55$$

Answer:

decrease