Miguel's batting average is roughly 0.330
Explanation
Miguel Cabrera achieved 205 hits in 622 at-bats.
To calculate batting average, we need to divide the hits by the total at-bats and round the result to three decimal places since batting average is conventionally rounded in this manner.
Hence, Miguel's batting average
≈ 0.330 (Rounded to three decimal points)
Given there are equal amounts of each color and four colors in total, the probability is calculated out of four. As there's an equal quantity of both red and blue, the chance of drawing either a red or blue marble is 2/4.