Question

Given that x is a normal variable with mean ? = 114 and standard deviation ? = 12, find the following probabilities. (Round your answers to four decimal places.) (a) P(x ? 120) (b) P(x ? 80) (c) P(108 ? x ? 117)

Answer #1

Given that x is a normal variable with mean μ = 111 and standard
deviation σ = 14, find the following probabilities. (Round your
answers to four decimal places.) (a) P(x ≤ 120) (b) P(x ≥ 80) (c)
P(108 ≤ x ≤ 117)

Given that x is a normal variable with mean μ
= 51 and standard deviation σ = 6.5, find the following
probabilities. (Round your answers to four decimal places.)
(a) P(x ≤ 60)
(b) P(x ≥ 50)
(c) P(50 ≤ x ≤ 60)

Given that x is a normal variable with mean μ
= 48 and standard deviation σ = 6.2, find the following
probabilities. (Round your answers to four decimal places.)
(a) P(x ≤ 60)
(b) P(x ≥ 50)
(c) P(50 ≤ x ≤ 60)

Given that x is a normal variable with mean μ
= 43 and standard deviation σ = 6.5, find the following
probabilities. (Round your answers to four decimal places.)
(a) P(x ≤ 60)
(b) P(x ≥ 50)
(c) P(50 ≤ x ≤ 60)

Given that x is a normal variable with mean μ = 43 and standard
deviation σ = 6.7, find the following probabilities. (Round your
answers to four decimal places.) (a) P(x ≤ 60) (b) P(x ≥ 50) (c)
P(50 ≤ x ≤ 60)

Given that x is a normal variable with mean μ = 48 and standard
deviation σ = 6.3, find the following probabilities. (Round your
answers to four decimal places.) (
a) P(x ≤ 60)
(b) P(x ≥ 50)
(c) P(50 ≤ x ≤ 60)
Please break down explanation a-c.

Given that x is a normal variable with mean μ = 52 and standard
deviation σ = 6.4, find the following probabilities. (Round your
answers to four decimal places.) (a) P(x ≤ 60) Incorrect: Your
answer is incorrect. (b) P(x ≥ 50) Incorrect: Your answer is
incorrect. (c) P(50 ≤ x ≤ 60) Incorrect: Your answer is
incorrect.

1. Given that x is a normal variable with mean
μ = 112 and standard deviation σ = 14, find the
following probabilities. (Round your answers to four decimal
places.)
(a) P(x ≤ 120)
(b) P(x ≥ 80)
(c) P(108 ≤ x ≤ 117)
2. Police response time to an emergency call is the difference
between the time the call is first received by the dispatcher and
the time a patrol car radios that it has arrived at the scene. Over
a long...

(1)Given that x is a normal variable with mean μ = 52 and
standard deviation σ = 6.9, find the following probabilities.
(Round your answers to four decimal places.) (a) P(x ≤ 60) (b) P(x
≥ 50) (c) P(50 ≤ x ≤ 60) (2) Find z such that 15% of the area under
the standard normal curve lies to the right of z. (Round your
answer to two decimal places.) (3) The University of Montana ski
team has six entrants...

X has a normal distribution with the given mean and a standard
deviation. Find the indicated probability. (Round your answer to
four decimal places.) μ = 108, σ = 15, find P(111 ≤ X ≤ 129)

ADVERTISEMENT

Get Answers For Free

Most questions answered within 1 hours.

ADVERTISEMENT

asked 36 seconds ago

asked 37 seconds ago

asked 37 seconds ago

asked 58 seconds ago

asked 3 minutes ago

asked 7 minutes ago

asked 9 minutes ago

asked 10 minutes ago

asked 10 minutes ago

asked 10 minutes ago

asked 10 minutes ago

asked 11 minutes ago