Question

# the following sample data sets. Find the appropriate center of the data (mean or median) and the appropriate

measure of variability (standard deviation or interquartile range). Explain why you chose these measures. Describe the shape of the data distribution and explain why you chose that shape. Include any information that will help your readers understand or visualize your data set.

DATA SET B 302.4 262.8 255.6 214.2 230.4 345.6 237.6 253.8 370.8 333.0 271.8 266.4 280.8 271.8 358.2 354.6 228.6 302.4 270.0 266.4 361.8 273.6 252.0 307.8 295.2 297.0 313.2 295.2 183.6 320.4 252.0 279.0 304.2 289.8 280.8 372.6 288.0 289.8 320.4 288.0

R

S

W X

Z

AA

AB AC AD

AE

B

C

D

E

G

H

K

O

Q

1

302.4

183.6

Bin

Frequency

Histogram

262.8

mean

214.2

180

0

3

255.6

288.5

AVERAGE(A1:A40)

228.6

190

214.2

230.4

200

0

230.4

median

237.6

210

0 –

345.6…

Statistics and Probability