Text Book

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Contents

Crafting Table


Rarity Basic
Icon
Spacer.png
TextBook.png
FlipBasic.png
Location
Found At:
Standard Reward:
Crafted
From:
[edit recipe]
  • Nothing
Item
Cost:
  • Drop Only
Crafts
Into:
Item
Bonus:
Away Team Away Team Bonus:
  • +2 +(0–0) Science

Space Battle No Passive Ship Stat Bonus.

Item
Used By:



DropTests


Basic


Item Units Cost/Unit Runs/Unit Runs From
Basic Text Book 60>>

Basic Text Book

Average (mean) runs per drop: 2

Based on test averages, to get one more drop,
you may need to do another:

  • 1 runs in 50 percent of cases (median)
  • 3 runs in 10 percent of cases
  • 6 runs in 1 percent of cases

That is, 1 in 100 players may not see this item
drop at all even after 5 runs.

Also, a run dropping only this item is expected
per 64 runs or so.

1.3Statistical Strength: Fairly reliable

Range of average cost per
Basic Text Book
within 2 standard deviations
(~95.5% confidence):

1.09 — 1.72
>>
1.3 80 Of Two EvilsCadet Challenge UF-M5 The United Federation Of Two Evils Elite
Basic Text Book 98>>

Basic Text Book

Average (mean) runs per drop: 2

Based on test averages, to get one more drop,
you may need to do another:

  • 1 runs in 50 percent of cases (median)
  • 3 runs in 10 percent of cases
  • 6 runs in 1 percent of cases

That is, 1 in 100 players may not see this item
drop at all even after 5 runs.

Also, a run dropping only this item is expected
per 75 runs or so.

1.4Statistical Strength: Very reliable

Range of average cost per
Basic Text Book
within 2 standard deviations
(~95.5% confidence):

1.2 — 1.71
>>
1.4 138 Of Two EvilsCadet Challenge UF-M5 The United Federation Of Two Evils Normal
Basic Text Book 4249>>

Basic Text Book

Average (mean) runs per drop: 2

Based on test averages, to get one more drop,
you may need to do another:

  • 2 runs in 50 percent of cases (median)
  • 4 runs in 10 percent of cases
  • 8 runs in 1 percent of cases

That is, 1 in 100 players may not see this item
drop at all even after 7 runs.

Also, a run dropping only this item is expected
per 2,600 runs or so.

7.1Statistical Strength: Very reliable

Range of average cost per
Basic Text Book
within 2 standard deviations
(~95.5% confidence):

6.92 — 7.33
>>
1.8 7561 Assault and BatteryAway Team E1-M4 4 Chrons, 23 Skill Points Assault and Battery Normal
Basic Text Book 588>>

Basic Text Book

Average (mean) runs per drop: 2

Based on test averages, to get one more drop,
you may need to do another:

  • 1 runs in 50 percent of cases (median)
  • 2 runs in 10 percent of cases
  • 4 runs in 1 percent of cases

That is, 1 in 100 players may not see this item
drop at all even after 3 runs.

Also, a run dropping only this item is expected
per 31 runs or so.

8.4Statistical Strength: Very reliable

Range of average cost per
Basic Text Book
within 2 standard deviations
(~95.5% confidence):

7.82 — 8.96
>>
1 614 Off at the PassAway Team E2-M11 8 Chrons, 127 Skill Points Off at the Pass Elite
Basic Text Book 1273>>

Basic Text Book

Average (mean) runs per drop: 1

Based on test averages, to get one more drop,
you may need to do another:

  • 1 runs in 50 percent of cases (median)
  • 2 runs in 10 percent of cases
  • 3 runs in 1 percent of cases

That is, 1 in 100 players may not see this item
drop at all even after 2 runs.

Also, a run dropping only this item is expected
per 11 runs or so.

9Statistical Strength: Very reliable

Range of average cost per
Basic Text Book
within 2 standard deviations
(~95.5% confidence):

8.61 — 9.35
>>
0.7 951 RockslideSpace Battle E3-M5 12 Chrons Rockslide Elite


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