Question

Consider the data set: 26, 29, 24, 17, 27, 20, 23, 21, 26, 27.

(a) Find the median and the upper and lower quartiles for this data set.

(b) Setup then evaluate the numerical expression for the mean of this data set. You must write it out completely.

(c) Setup and then evaluate the numerical expression for the variance of this data set. You must write it out completely.

(d) Find the standard deviation of this data set.

Answer 1

a) Median = 24, Lower quartile = 21, upper quartile = 27

b) Mean = 23.67

c) Variance = 12.8889

d) Standard deviation = 3.59

Explanation:

Find the solution in the attachment below: