Mathematics, 16.04.2020 18:34 a34935
A psychology experiment on memory was conducted which required participants to note which songs they found pleasing. Based on many results, the (partial) probability distribution below was determined for the discrete random variable X = number of songs found pleasing (during a fixed time period).
col1 X = # songs 1 2 3 4 5 6 7 8 9 10
col2 Probability 0 0.02 0.04 0.07 0.15 0.18 0.24 0.14 0.11 0.05
Given that the person finds at least 7 songs pleasing to the ear, what is the probability that they find 8 songs pleasing to the ear? Please round to the second decimal point.
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