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12. based on the experiment, if a card is drawn at random 500 times, ho…

Question

  1. based on the experiment, if a card is drawn at random 500 times, how many times would you expect to get a spade?

Explanation:

Step1: Determine probability of spade

A standard deck has 52 cards, 13 spades. Probability of spade: $\frac{13}{52} = \frac{1}{4}$.

Step2: Calculate expected times

Expected times = total trials × probability. So, $500 \times \frac{1}{4} = 125$.

Answer:

125