In: Statistics and Probability
X=Blood Cholesterol (in mg/dL) Levels of 32 Participants at a Community Health Fair
n= total number of observation = 32
we arrenge the data in increasing order
X |
168 |
180 |
180 |
185 |
185 |
187 |
188 |
188 |
188 |
189 |
190 |
194 |
195 |
195 |
196 |
196 |
197 |
198 |
198 |
199 |
200 |
200 |
200 |
200 |
203 |
210 |
210 |
211 |
220 |
221 |
240 |
259 |
X | X-X̅ | (X-X̅)2 | |
180 | -19.0625 | 363.3789 | |
185 | -14.0625 | 197.7539 | |
200 | 0.9375 | 0.878906 | |
198 | -1.0625 | 1.128906 | |
211 | 11.9375 | 142.5039 | |
203 | 3.9375 | 15.50391 | |
199 | -0.0625 | 0.003906 | |
195 | -4.0625 | 16.50391 | |
210 | 10.9375 | 119.6289 | |
190 | -9.0625 | 82.12891 | |
210 | 10.9375 | 119.6289 | |
200 | 0.9375 | 0.878906 | |
180 | -19.0625 | 363.3789 | |
197 | -2.0625 | 4.253906 | |
188 | -11.0625 | 122.3789 | |
198 | -1.0625 | 1.128906 | |
187 | -12.0625 | 145.5039 | |
240 | 40.9375 | 1675.879 | |
189 | -10.0625 | 101.2539 | |
168 | -31.0625 | 964.8789 | |
185 | -14.0625 | 197.7539 | |
220 | 20.9375 | 438.3789 | |
188 | -11.0625 | 122.3789 | |
200 | 0.9375 | 0.878906 | |
188 | -11.0625 | 122.3789 | |
259 | 59.9375 | 3592.504 | |
195 | -4.0625 | 16.50391 | |
221 | 21.9375 | 481.2539 | |
200 | 0.9375 | 0.878906 | |
196 | -3.0625 | 9.378906 | |
194 | -5.0625 | 25.62891 | |
196 | -3.0625 | 9.378906 | |
Total= | 6370 | 9455.875 | |
mean=X̅ | Total/n | ||
199.0625 |