请教给你一组数怎么判定是不是正态分布？用EXCEL分组后的数据如下表

接收 频率
8.015 2
8.025 1
8.035 2
8.045 0
8.055 5
8.065 6
8.075 11
8.085 16
8.095 20
8.105 22
8.115 22
8.125 76
8.135 33
8.145 72
8.155 32
8.165 135
8.175 53
8.185 99
8.195 106
8.205 122
8.215 149
8.225 164
8.235 190
8.245 86
8.255 222
8.265 255
8.275 308
8.285 164
8.295 530
8.305 226
8.315 420
8.325 418
8.335 389
8.345 360
8.355 189
8.365 496
8.375 183
8.385 339
8.395 324
8.405 318
8.415 185
8.425 448
8.435 162
8.445 265
8.455 293
8.465 284
8.475 271
8.485 110
8.495 353
8.505 109
8.515 200
8.525 162
8.535 166
8.545 52
8.555 163
8.565 35
8.575 73
8.585 26
8.595 31
8.605 18
8.615 3
8.625 12
8.635 3
8.645 3
8.655 0
8.665 2
8.675 0
8.685 0
8.695 0
其他 0