Question

Standard scores & Correlation

Name	X(observed scores of test: all 3 trials)			Average scores	Percentile rank	Z scores	T scores

Calculate the standard deviation, mean, the percentile rank, Z score, T score of 2 groups (A&B) from the test and display all the scores on the tables (you need 2 different tables). Complete the table with the 15 students.

Chapter 10 Balance Group A:	1st attempt	2nd attempt	3rd attempt
Student1	2.93 sec	5.89 sec	4.13 sec
Student2	1.72 sec	1.63sec	2.63 sec
Student3	1.73 sec	4.63 sec	8.73 sec
Student4	9.42 sec	7.85 sec	9.83 sec
Student5	1.92 sec	2.30 sec	1.41 sec
Student6	6.40 sec	2.22 sec	2.75 sec
Student7	1.60 sec	1.65 sec	1.43 sec
Student8	2.36 sec	4.50sec	4.00 sec
Student9	2.65 sec	4.63 sec	7.68 sec
Student10	7.03 sec	4.33 sec	4.22 sec
Student 11	.92 sec	1.32 sec	1.03 sec
Student12	3.10 sec	2.60 sec	1.63 sec
Student13	7.80 sec	3.93 sec	3.40 sec
Student14	14.28 sec	4.50 sec	15.4 sec
Student15	2.16 sec	2.21 sec	4.68 sec
Group B:
Student1	1.39 sec	1.05 sec	1.70 sec
Student 2	1.26 sec	2.76 sec	5.28 sec
Student3	2.36 sec	3.36 sec	2.70 sec
Student4	1.72 sec	2.13 sec	1.83 sec
Student5	20.42 sec	13.56 sec	17.11 sec
Student6	8.41 sec	1.52 sec	3.31 sec
Student7	16.78 sec	20.15 sec	35.50 sec
Student8	2.23 sec	5.18 sec	6.45 sec
Student9	3.36 sec	1.68 sec	6.06 sec
Student10	3.25 sec	3.52 sec	4.78 sec
Student11	4.23 sec	3.32 sec	17.03 sec
Student12	3.18 sec	9.56 sec	8.45 sec
Student13	2.82 sec	3.60 sec	4.43 sec
Student14	3.25 sec	1.26 sec	1.30 sec
Student15	3.25 sec	6.68 sec	5.18 sec

Answer 1

Group A

Name	X(observed scores of test: all 3 trials)			Average scores	Percentile rank	Z scores	T scores
Student1	2.93	5.89	4.13	4.32	7	0.01	50.08645
Student2	1.72	1.63	2.63	1.99	12	-0.82	41.79397
Student3	1.73	4.63	8.73	5.03	5	0.26	52.6325
Student4	9.42	7.85	9.83	9.03	2	1.69	66.92128
Student5	1.92	2.3	1.41	1.88	13	-0.86	41.37756
Student6	6.4	2.22	2.75	3.79	8	-0.18	48.20667
Student7	1.6	1.65	1.43	1.56	14	-0.98	40.2473
Student8	2.36	4.5	4	3.62	9	-0.24	47.5999
Student9	2.65	4.63	7.68	4.99	6	0.25	52.47783
Student10	7.03	4.33	4.22	5.19	3	0.32	53.21547
Student 11	0.92	1.32	1.03	1.09	15	-1.14	38.56977
Student12	3.1	2.6	1.63	2.44	11	-0.66	43.40011
Student13	7.8	3.93	3.4	5.04	4	0.27	52.68009
Student14	14.28	4.5	15.4	11.39	1	2.53	75.34464
Student15	2.16	2.21	4.68	3.02	10	-0.46	45.44647

Group B

Name	X(observed scores of test: all 3 trials)			Average scores	Percentile rank	Z scores	T scores
Student1	1.39	1.05	1.7	1.38	15	-0.77	63.8
Student 2	1.26	2.76	5.28	3.10	11	-0.49	81
Student3	2.36	3.36	2.7	2.81	12	-0.54	78.06667
Student4	1.72	2.13	1.83	1.89	14	-0.68	68.93333
Student5	20.42	13.56	17.11	17.03	2	1.73	220.3
Student6	8.41	1.52	3.31	4.41	7	-0.28	94.13333
Student7	16.78	20.15	35.5	24.14	1	2.86	291.4333
Student8	2.23	5.18	6.45	4.62	6	-0.25	96.2
Student9	3.36	1.68	6.06	3.70	9	-0.40	87
Student10	3.25	3.52	4.78	3.85	8	-0.37	88.5
Student11	4.23	3.32	17.03	8.19	3	0.32	131.9333
Student12	3.18	9.56	8.45	7.06	4	0.14	120.6333
Student13	2.82	3.6	4.43	3.62	10	-0.41	86.16667
Student14	3.25	1.26	1.3	1.94	13	-0.68	69.36667
Student15	3.25	6.68	5.18	5.04	5	-0.18	100.3667