Question

the sale price of shares of a certain organization on each month during five years is mentioned as follows
243 240 217 283 268 212 251 263 275 208 230 288
259 225 252 236 190 247 280 234 250 236 277 218
245 268 231 269 224 259 258 231 255 228 202 245
246 271 249 255 265 235 243 219 255 245 238 257
254 384 197 200 276 294 210 300 225 193 243 269
(a)Construct frequency distribution
(b)Sketch Histrogram and frequency polygon

Answer 1

Histrogram and frequency polygon of  sale price of shares of a certain organization

Step-by-step explanation:

190-230 15

230-270 35

270-310 9

310-350 0

250-390 1

A frequency polygon is another type of frequency distribution graph. In a frequency polygon, the number of observations is marked with a single point at the midpoint of an interval. A straight line then connects each set of points.

Histogram: a graphical display of data using bars of different heights. It is similar to a Bar Chart, but a histogram groups numbers into ranges

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