**BL Kit Test 1**

Total Numbers 200

Mean (Average):1.285

Standard deviation:1.0193

Variance(Standard deviation):1.03897

Population Standard deviation:1.01675

Variance(Population Standard deviation):1.03377

**BL Kit Test2**

Total Numbers: 200

Mean (Average): 1.195

Standard deviation: 0.94416

Variance(Standard deviation): 0.89143

Population Standard deviation: 0.94179

Variance(Population Standard deviation): 0.88698

**Master Kit Test 1**

Total Numbers: 200

Mean (Average): 0.93

Standard deviation: 0.81141

Variance(Standard deviation): 0.65839

Population Standard deviation: 0.80938

Variance(Population Standard deviation): 0.6551

**Master Kit Test 2**

Total Numbers:200

Mean (Average):0.855

Standard deviation:0.81072

Variance(Standard deviation):0.65726

Population Standard deviation:0.80869

Variance(Population Standard deviation):0.65397

**BL kit Test 1**

If it follows the normal distribution

The 68.3% measure confidence range, ? 0.26570129537695 – 2.3042987046231

The 90% measure confidence range, 1.645? -0.39174636910492 – 2.9617463691049

The 95% measure confidence range, 1.960? -0.71282546106118 – 3.2828254610612

The 99% measure confidence range, 2.576? -1.340713463109 – 3.910713463109

The 99.9% measure confidence range, 3.291? -2.0695120369145 – 4.6395120369145

**BL Kit Test 2**

If it follows the normal distribution

The 68.3% measure confidence range, ? 0.25084314819834 – 2.1391568518017

The 90% measure confidence range, 1.645? -0.35813802121373 – 2.7481380212137

The 95% measure confidence range, 1.960? -0.65554742953125 – 3.0455474295313

The 99% measure confidence range, 2.576? -1.2371480502411 – 3.6271480502411

The 99.9% measure confidence range, 3.291? -1.9122201992793 – 4.3022201992793

**Master Kit Test 1**

If it follows the normal distribution

The 68.3% measure confidence range, ? 0.11858644342173 – 1.7414135565783

The 90% measure confidence range, 1.645? -0.40477530057125 – 2.2647753005713

The 95% measure confidence range, 1.960? -0.66037057089341 – 2.5203705708934

The 99% measure confidence range, 2.576? -1.1602013217456 – 3.0202013217456

The 99.9% measure confidence range, 3.291? -1.7403620146991 – 3.6003620146991

**Master Kit Test 2**

If it follows the normal distribution

The 68.3% measure confidence range, ? 0.044283461046549 – 1.6657165389535

The 90% measure confidence range, 1.645? -0.47862870657843 – 2.1886287065784

The 95% measure confidence range, 1.960? -0.73400441634876 – 2.4440044163488

The 99% measure confidence range, 2.576? -1.2334058043441 – 2.9434058043441

The 99.9% measure confidence range, 3.291? -1.8130681296958 – 3.5230681296958

**Combined BL kit test 1 and 2 results.**

Total Numbers: 400

Mean (Average): 1.24

Standard deviation: 0.98225

Variance(Standard deviation): 0.96481

Population Standard deviation: 0.98102

Variance(Population Standard deviation): 0.9624

If it follows the normal distribution

The 68.3% measure confidence range, ? 0.25775154361272 – 2.2222484563873

The 90% measure confidence range, 1.645? -0.37579871075707 – 2.8557987107571

The 95% measure confidence range, 1.960? -0.68520697451906 – 3.1652069745191

The 99% measure confidence range, 2.576? -1.2902720236536 – 3.7702720236536

The 99.9% measure confidence range, 3.291? -1.9925796699705 – 4.4725796699705

Wanted to post Wiki information so that it could all be seen in one single post together.

Type: Master’s

Cost: 15silver 36copper

Uses: 25

Chance of rarer materials: 25%

Chance of recovering upgrades: 80%

Cost/Use: 61.4copper

______________________________

Type: Black Lion

Cost: 300 Gems

Uses: 25

Chance of rarer materials: 50%

Chance of recovering upgrades: 100%

Cost/Use: Varies

**Acquisition:**

Gem Store (300 Gems)

Black Lion Chest

Daily Achievements

Map Completion

http://wiki.guildwars2.com/wiki/Salvage_kit

When using Black Lion Salvage kit the most profitable/efficient way is to only use the ones you get from:

Rewards-100% No cost

Black Lion Chests-Varies

The best way to use *bought* Black Lion Salvage Kits is on gear that you wish to remove expensive/special upgrades from.

The choice is up to you, it is fine to buy them directly if you wish it will just come at a larger cost. Look for *Flash Sales* and discounts to maximize your return.