Question

A doctor ordered 4 separate blood tests to measure a patient's total blood cholesterol levels.the result were 245,235,220,and 210.Find the mean of the blood cholesterol leves?

Answer 1

Answer:

227.5

Step-by-step explanation:

$(245 + 235 + 220 + 210) \div 4$

Add 245+235+220+210 which is 910 then divide by 4 which equals 227.5 :)