The table above summarizes the grades of a previous STAT 2110 exam between a mor

Question

The table above summarizes the grades of a previous STAT 2110 exam between a morning and afternoon section of the course 10 12 Total Morning Afternoorn Total 21 23 26 25 51 17 15 32 97 185 36 (Round all probabilities to four decimals) 2371 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? 3135 2955 c) What's the probability of a student receiving a B and being in the moming section? d) Receiving an A is Click to select) the morning section

Explanation / Answer

a)P(earned A|afternoon)=23/97=0.2371

b) P(DF)=(36+22)/185=0.3135

c) P(B and in morning section)=26/185=0.1405

d) plese revert for option given for filler in d.

Related Questions

Navigate

• Browse (All)
• Browse T
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.