Question: 4 decimals please the table above summarizes the grades of...
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4 decimals please.
The table above summarizes the grades of a previous STAT 2110 exam between a morning and afternoon section of the course.
A | B | C | D | F | Total | |
Morning | 21 | 26 | 17 | 14 | 10 | 88 |
Afternoon | 23 | 25 | 15 | 22 | 12 | 97 |
Total | 44 | 51 | 32 | 36 | 22 | 185 |
(Round all probabilities to four decimals)
a) If a student is from the afternoon section, what's the probability he or she earned an A?
b) The DF rate is reported to the Dean after each exam. (The DF rate is the percent of students who received a D or F). What number was reported to the Dean for this exam?
c) What's the probability of a student receiving a B and being in the morning section?
d) Receiving an A is (Click to select)dependent on being inindependent of being innot conditional on being indisjoint frommutually exclusive from the morning section.