Question

200 242 206 178 184 198 160 182 182 198 182 238 198 188 166 204 182 178 212 164 230 186 162 182 218 170 200 176 175 202 200 199 210 250 172

1.) Using only the given data, find the chance (percent) that a randomly selected number is a value greater than or equal to 200.

2.) Using only the data, find the chance (percent) that a randomly selected number is a value less than 200.

Answer 1

x: Random number

	x	x-x̅	(x-x̅)^2
	200	6.46	41.69
	242	48.46	2348.09
	206	12.46	155.18
	178	-15.54	241.58
	184	-9.54	91.07
	198	4.46	19.87
	160	-33.54	1125.12
	182	-11.54	133.24
	182	-11.54	133.24
	198	4.46	19.87
	182	-11.54	133.24
	238	44.46	1976.44
	198	4.46	19.87
	188	-5.54	30.72
	166	-27.54	758.61
	204	10.46	109.35
	182	-11.54	133.24
	178	-15.54	241.58
	212	18.46	340.67
	164	-29.54	872.78
	230	36.46	1329.12
	186	-7.54	56.89
	162	-31.54	994.95
	182	-11.54	133.24
	218	24.46	598.15
	170	-23.54	554.27
	200	6.46	41.69
	176	-17.54	307.75
	175	-18.54	343.84
	202	8.46	71.52
	200	6.46	41.69
	199	5.46	29.78
	210	16.46	270.84
	250	56.46	3187.41
	172	-21.54	464.09
Total=	6774		17350.69
x̅=	193.54