At First Glance, Cycads and Palm Trees Look Very Similar

question 47

Multiple Choice

At first glance, cycads and palm trees look very similar. How are they distinguished?

• A)Cycads have cones, and palm trees, an angiosperm, have flowers.
• B)Cycads have cones, and palm trees, a gnetophyte, have single large fruits.
• C)Cycads have bare seeds, and palm trees produce cones.
• D)Cycads are fertilized by wasps, and palm trees are fertilized by water.
• E)Cycads are small shrubs and palm trees are trees.

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Definitions:

Normal Distribution

A probability distribution that is symmetric about the mean, depicting that data near the mean are more frequent in occurrence than data far from the mean.

Binomial Distribution

A probability distribution that models the number of successes in a fixed number of independent Bernoulli trials with the same probability of success.

F-distribution

A probability distribution that arises in the analysis of variance and is used to calculate whether two observed variances are significantly different.

Matched Pairs

A study design where subjects are paired based on certain criteria, ensuring that each pair is similar except for the treatment given.