the probability that a theater patron will request seating on the main floor is

Question

the probability that a theater patron will request seating on the main floor is 70% random sample of 6 patron call for tickets. let r be the number who request main floor seating . what is the expected number out of 6 who will request main floor seating. what is the expected number out of 6 who will request main floor seating ? find standard deviation of r the probability that a theater patron will request seating on the main floor is 70% random sample of 6 patron call for tickets. let r be the number who request main floor seating . what is the expected number out of 6 who will request main floor seating. what is the expected number out of 6 who will request main floor seating ? find standard deviation of r

Explanation / Answer

Equations to find the mean and standard deviation

mean = np
mean = 6(.7)
mean = 4.2

standard deviation = sqrt [np (1 - p) ]
SD = sqrt [ 6*(0.7) (1 - 0.7) ]
SD = ~1.1225

Related Questions

Navigate

• Browse (All)
• Browse T
• Subjects

---

---

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