SOLUTION: It is known that 60% of mice inoclated with a serum are protected from a certain disease. if 5 mice are inoculated find the probability that (a) none contracts the disease, (b) few

Question 355281: It is known that 60% of mice inoclated with a serum are protected from a certain disease. if 5 mice are inoculated find the probability that (a) none contracts the disease, (b) fewer than 2 contract the disease and (c) more than 3 contract the disease
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

P=0.6, protected
P=0.4, not protected
a) P(5 protected)=
.
.
b) Fewer than two, means zero or 1 mice not protected.
P(0 not protected)=P(5 protected)=
P(1 not protected)=P(4 protected)=

.
.
c)More than 3 contract means, only zero or 1 mice protected.
P(0 protected)=
P(1 protected)=

RELATED QUESTIONS
It is known that 40% of the animals in a farm inoculated with a serum are protected from... (answered by stanbon)

If a quality control manager wants to estimate the average life of light bulbs to within... (answered by ikleyn)

A certain breed of mouse was introduced onto a small island with an initial population of (answered by ikleyn)

One cage contains 3 white mice and 2 black ones, and another cage contains 5 white mice... (answered by robertb)

One cage contains 2 white mice and 3 black ones, and another cage contains 4 white mice... (answered by ewatrrr)

When black coated mice are crossed with brown coated mice, a pair of genes, one from each (answered by Boreal)

An average computer mouse inspector can inspect 60 mice per hour. The 48 computer mice... (answered by stanbon)

A cage of lab mice contains 10 healthy mice and some infected mice infected with a deadly (answered by Cromlix)

An average computer mouse inspector can inspect 45 mice per hour with a population... (answered by stanbon)