Consider a standard deck of 52 cards (13 cards each in 4 suits, clubs, spades, diamonds and hearts). What is the probability of
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Answer:
The value is
Step-by-step explanation:
From the question we are told that
The total number of students is
The number of student that took exam in class is n = 24
The number that took make up exam is k = 1
The average score of the first 24 students is
The standard deviation is
The average score of the student who took make up test is
Generally the new average is mathematically represented as