PSYC 203 FINAL ASSIGNMENT - STATISTICS

Available Data

	TASK A							TASK B																														TASK A							TASK B
	Age	Gender	Completion Time	# incorrect				Age	Gender	Completion Time	# incorrect																											Age	Gender	Completion Time	# incorrect				Age	Gender	Completion Time	# incorrect
TW	19	M	162	3			TW	21	F	169	1
SN	29	M	230	1			SN	27	F	219	0
EA	23	F	209	8			EA	19	M	137	4
KM	35	F	346	5			KM	57	M	108	7
PM	19	F	130	3			PM	22	M	165	0
AD	23	M	80	4			AD	26	F	73	2
QN	20	M	119	1			QN	21	F	94	0
NG	16	F	210	9			NG	20	F	167	2
CL	21	F	72	1			CL	23	M	105	2
KD	53	F	315	4			KD	56	M	219	0
SK	33	M	387	6			SK	34	M	239	2
CJ	26	M	100	2			CJ	22	F	115	4
SW	31	M	82	1			SW	20	F	230	3
AO	19	M	98	1			AO	17	M	79	0
NK	30	M	91	0			NK	23	M	98	1
MK	22	M	112	8			MK	43	F	141	8
PL	28	F	216	3			PL	21	M	162	1
GA	25	F	135	3			GA	32	M	163	1
JK	20	F	161	8			JK	21	F	101	2
CR	21	F	278	4			CR	21	F	237	6
BQ	20	F	142	0			BQ	23	M	154	0
DV	22	F	227	4			DV	20	F	357	3
MR	56	M	149	4			MR	51	F	247	6
MR	47	F	62	2			MR	49	M	51	3
EN	19	F	108	2			EN	52	M	170	10
NA	21	F	52	1			NA	17	F	79	4
LP	64	M	79	0			LP	58	F	70	3
TR	20	F	111	6			TR	23	F	128	9
WM	24	F	147	2			WM	28	M	137	0
VV	53	M	87	0			VV	25	M	116	1
AS	17	F	80	2			AS	11	M	96	3
Correlation between completion time and age							Correlation between completion time and age
0.0721782069							0.0138585245

Scatter plot of Time & Age

19 29 23 35 19 23 20 16 21 53 33 26 31 19 30 22 28 25 20 21 20 22 56 47 19 21 64 20 24 53 17 162 230 209 346 130 80 119 210 72 315 387 100 82 98 91 112 216 135 161 278 142 227 149 62 108 52 79 111 147 87 80

Age in years

Completion times in seconds

Scatterplot of Time & Age

21 27 19 57 22 26 21 20 23 56 34 22 20 17 23 43 21 32 21 21 23 20 51 49 52 17 58 23 28 25 11 169 219 137 108 165 73 94 167 105 219 239 115 230 79 98 141 162 163 101 237 154 357 247 51 170 79 70 128 137 116 96

Age in years

Completion times in seconds

T-test Calculations

		TASK A					TASK B
		Completion Time					Completion Time
		X	X²				X	X²
		162	26244				169	28561
		230	52900				219	47961
		209	43681				137	18769
		346	119716				108	11664
		130	16900				165	27225
		80	6400				73	5329
		119	14161				94	8836
		210	44100				167	27889
		72	5184				105	11025
		315	99225				219	47961
		387	149769				239	57121
		100	10000				115	13225
		82	6724				230	52900
		98	9604				79	6241
		91	8281				98	9604
		112	12544				141	19881
		216	46656				162	26244
		135	18225				163	26569
		161	25921				101	10201
		278	77284				237	56169
		142	20164				154	23716
		227	51529				357	127449
		149	22201				247	61009
		62	3844				51	2601
		108	11664				170	28900
		52	2704				79	6241
		79	6241				70	4900
		111	12321				128	16384
		147	21609				137	18769
		87	7569				116	13456
		80	6400				96	9216
			0					0
			0					0
			0					0
			0					0
			0					0
			0					0
			0					0
			0					0
			0					0
		ΣX	ΣX²				ΣX	ΣX²
		4777	959765				4626	826016
	Input this information into the T Test tutorial worksheet…

Correlation Analysis

		Variable A	Variable B
	1			1
	2			2
	3			3		Pearson Product Moment correlation					Standard Deviation Sample A
	4			4		ERROR:#DIV/0!					ERROR:#DIV/0!
	5			5
	6			6		Degrees of Freedom					Standard Deviation Sample B
	7			7		-2					ERROR:#DIV/0!
	8			8
	9			9
	10			10
	11			11
	12			12
	13			13
	14			14
	15			15
	16			16
	17			17
	18			18
	19			19
	20			20
	21			21
	22			22
	23			23
	24			24
	25			25			INSTRUCTIONS
	26			26			Copy and paste the data that you intend to analyze in to the Variable A & B columns. You can see the patterns in the scatterplot above.
	27			27
	28			28
	29			29
	30			30
	31			31
	32			32
	33			33
	34			34					MMXIV©MRSIII
	35			35
	36			36
	37			37
	38			38
	39			39
	40			40
	41			41
	42			42
	43			43
	44			44
	45			45
	46			46
	47			47
	48			48
	49			49
	50			50
	51			51
	52			52
	53			53
	54			54
	55			55
	56			56
	57			57
	58			58
	59			59
	60			60
	61			61
	62			62
	63			63
	64			64
	65			65
	66			66
	67			67
	68			68
	69			69
	70			70
		Variable A	Variable B

Scatterplot of Correlation Data

Variable B

SAMPLE A (X-Axis)

SAMPLE B (Y-Axis)