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Question 1 Calculate for the 80th percentile. Answer convention : xx.x (ex. 210.2) 129 136 145 156 159 162 166 167 173 175 178 182
Question 1
Calculate for the 80th percentile. Answer convention : xx.x (ex. 210.2)
129 |
136 |
145 |
156 |
159 |
162 |
166 |
167 |
173 |
175 |
178 |
182 |
183 |
189 |
194 |
195 |
197 |
198 |
209 |
211 |
212 |
213 |
217 |
222 |
229 |
231 |
235 |
237 |
241 |
242 |
246 |
248 |
258 |
260 |
264 |
278 |
281 |
290 |
311 |
323 |
328 |
348 |
362 |
368 |
389 |
409 |
434 |
450 |
472 |
480 |
Question 3
Calculate for the standard deviation. Answer convention: xx.xx (ex. 88.88)
129 |
136 |
145 |
156 |
159 |
162 |
166 |
167 |
173 |
175 |
178 |
182 |
183 |
189 |
194 |
195 |
197 |
198 |
209 |
211 |
212 |
213 |
217 |
222 |
229 |
231 |
235 |
237 |
241 |
242 |
246 |
248 |
258 |
260 |
264 |
278 |
281 |
290 |
311 |
323 |
328 |
348 |
362 |
368 |
389 |
409 |
434 |
450 |
472 |
480 |
Question 4
Calculate for the coefficient variation. xx.xx (42.05)
129 |
136 |
145 |
156 |
159 |
162 |
166 |
167 |
173 |
175 |
178 |
182 |
183 |
189 |
194 |
195 |
197 |
198 |
209 |
211 |
212 |
213 |
217 |
222 |
229 |
231 |
235 |
237 |
241 |
242 |
246 |
248 |
258 |
260 |
264 |
278 |
281 |
290 |
311 |
323 |
328 |
348 |
362 |
368 |
389 |
409 |
434 |
450 |
472 |
480 |
Question 2
Calculate for the variance. Answer convention: xxxx.xx
129 |
136 |
145 |
156 |
159 |
162 |
166 |
167 |
173 |
175 |
178 |
182 |
183 |
189 |
194 |
195 |
197 |
198 |
209 |
211 |
212 |
213 |
217 |
222 |
229 |
231 |
235 |
237 |
241 |
242 |
246 |
248 |
258 |
260 |
264 |
278 |
281 |
290 |
311 |
323 |
328 |
348 |
362 |
368 |
389 |
409 |
434 |
450 |
472 |
480 |
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