Visualize two dependent samples

Type or paste the dependent (paired, e.g. before&after) data: must be same sizes.
Sample 1: X1
Sample 2: X2

    

n=

Sample 1: x̄1=      s1=
Sample 2: x̄2=      s2=

Differences di=X1i-X2i
d̄ sample mean of the differences: = ∑di/n

Use in T-Test (for Mean differences) 

Cholesterol before and after heart attack
270 236 210 142 280 272 160 220 226 242 186 266 206 318 294 282 234 224 276 282 360 310 280 278 288 288 244 236
218 234 214 116 200 276 146 182 238 288 190 236 244 258 240 294 220 200 220 186 352 202 218 248 278 248 270 242

hynotism
6.6 6.5 9.0 10.3 11.3 8.1 6.3 11.6
6.8 2.4 7.4  8.5  8.1 6.1 3.4  2.0

Banks' deposits. 3 years ago and now.
11.42 8.41 3.98 7.37 2.28 1.10 1.00 0.9 1.35
16.69 9.44 6.53 5.58 2.92 1.88 1.78 1.5 1.22

Banks' modified  
11.42 8.41 3.98 7.37 2.28 1.10 1.00 0.9 1.35
16.69 12.44 6.53 5.58 4.92 3.88 0.9 1.5 1.22

Bonus 2
122 102 115 109 93 97 85 102 106 98 112 76 90 113 110 121 99 93 108 82 
128 96 117 115 98 94 79 109 120 104 83 81 88 139 116 139 113 97 114 84