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DS-200 · Question #5

There are 20 patients with acute lymphoblastic leukemia (ALL) and 32 patients with acute myeloid leukemia (AML), both variants of a blood cancer. The makeup of the groups as follows: Each individual…

The correct answer is C. A scatter plot of two largest principal components. See the full explanation below for the reasoning.

Question

There are 20 patients with acute lymphoblastic leukemia (ALL) and 32 patients with acute myeloid leukemia (AML), both variants of a blood cancer. The makeup of the groups as follows:

Each individual has an expression value for each of 10000 different genes. The expression value for each gene is a continuous value between -1 and 1. With which type of plot can you encode the most amount of the data visually?

Options

  • AA heat map sorting the individuals by group
  • BA histogram of the expression values
  • CA scatter plot of two largest principal components

How the community answered

(32 responses)
  • A
    6% (2)
  • B
    13% (4)
  • C
    81% (26)

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