Question

question: the mean of a data set 10,20,30,40,50 is calculated. a new value, 60, is added to the data set. what is the new mean?

Explanation:

Step1: Calculate sum of original data - set

$10 + 20+30 + 40+50=150$

Step2: Add new value to sum

$150 + 60=210$

Step3: Calculate new number of data - points

$5 + 1=6$

Step4: Calculate new mean

$\frac{210}{6}=35$

Answer:

35