16Hit1600
Information and IdeasVery hardChoosing data that separate two explanations

Information and Ideas practice question

A garden centre recorded sales of two plant types before and after moving the seed racks next to the till. Type | Before | After Seeds | 400 | 700 Bulbs | 380 | 390 The manager credits the new position for the rise in seed sales, noting that ____

Which choice most effectively uses data from the table to complete the statement?

  1. A. seed sales rose by three quarters while bulbs, which were not moved, rose by only 10.Correct
  2. B. seed sales reached 700.
  3. C. bulb sales rose from 380 to 390.
  4. D. both types sold more afterwards.

Answer: A. seed sales rose by three quarters while bulbs, which were not moved, rose by only 10.

Seeds +75%; bulbs, unmoved, barely changed.

Why the other answers are wrong

B. seed sales reached 700.
One figure.
C. bulb sales rose from 380 to 390.
The control alone.
D. both types sold more afterwards.
True, but hides the contrast.

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