I a Correlation Coefficient of -1 or +1 Indicates Perfect

question 18

Multiple Choice

i. A correlation coefficient of -1 or +1 indicates perfect correlation.
ii. A coefficient of correlation r close to 0 (say, 0.08) shows that the relationship between two
Variables is quite weak.
iii. Coefficients of -0.91 and +0.91 have equal strength.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

Understand the basic embryological development patterns in animals, including blastopore fate and embryonic cell layers.

Identify and describe the major groups within the cnidarians and their ecological importance.

Explain the significance of symbiotic relationships in the survival of corals.

Understand the use of morphological and molecular data in phylogenetic analysis.

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Exchange Rate

How much one currency is worth in terms of crossing over to another currency.

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