Question

A population of values has a normal distribution with μ=137.5 and σ=14.4. A random sample of size n=142

is drawn.

- Find the probability that a single randomly selected value is
between 136 and 140.6.
*Round your answer to four decimal places.*

P(136<X<140.6)= - Find the probability that a sample of size n=142 is randomly
selected with a mean between 136 and 140.6.
*Round your answer to four decimal places.*

P(136<M<140.6)=

Answer #1

A population of values has a normal distribution with μ=64 and
σ=63.6. A random sample of size n=24 is drawn.
Find the probability that a single randomly selected value is
between 25.1 and 57.5. Round your answer to four
decimal places. to find answer
P(25.1<X<57.5)=
Find the probability that a sample of size n=24 is randomly
selected with a mean between 25.1 and 57.5. Round your
answer to four decimal places. to find answer
P(25.1<M<57.5)=

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and σ = 17.9 . You intend to draw a random sample of size n = 28 .
Find the probability that a single randomly selected value is
between 57.6 and 58.3. P(57.6 < X < 58.3) = Find the
probability that a sample of size n = 28 is randomly selected with
a mean between 57.6 and 58.3. P(57.6 < M < 58.3) = Enter your
answers...

A population of values has a normal distribution with μ = 127.3
μ = 127.3 and σ = 3.5 σ = 3.5 . You intend to draw a random sample
of size n = 230 n = 230 . Find the probability that a single
randomly selected value is between 126.6 and 127.3. P(126.6 < X
< 127.3) = Find the probability that a sample of size n = 230 n
= 230 is randomly selected with a mean between...

A population of values has a normal distribution with μ = 249.8
μ=249.8 and σ = 13.6 σ=13.6 . You intend to draw a random sample of
size n = 179 n=179 .
Find the probability that a single randomly selected value is
greater than 249.4.
P(X > 249.4) =
Find the probability that a sample of size n=179n=179 is
randomly selected with a mean greater than 249.4.
P(M > 249.4) =

A population of values has a normal distribution with
μ=113.2μ=113.2 and σ=67σ=67. You intend to draw a random sample of
size n=218n=218.
Find the probability that a single randomly selected value is
between 100 and 125.
P(100 < X < 125) =
Find the probability that a sample of size n=218n=218 is randomly
selected with a mean between 100 and 125.
P(100 < M < 125) =
Enter your answers as numbers accurate to 4 decimal places. Answers
obtained using...

A population of values has a normal distribution with μ=55.3 and
σ=14.9. You intend to draw a random sample of size n=97.
Find the probability that a single randomly selected value is
between 58.9 and 59.7.
P(58.9 < X < 59.7) = Incorrect
Find the probability that a sample of size n=97 is randomly
selected with a mean between 58.9 and 59.7.
P(58.9 < M < 59.7) = Incorrect
Enter your answers as numbers accurate to 4 decimal places. Answers...

A population of values has a normal distribution with
μ=69.7μ=69.7 and σ=60.5σ=60.5. You intend to draw a random sample
of size n=220n=220. Please show your answers as numbers
accurate to 4 decimal places.
Find the probability that a single randomly selected value is
between 74.6 and 80.7.
P(74.6 < X < 80.7) =
Find the probability that a sample of size n=220n=220 is randomly
selected with a mean between 74.6 and 80.7.
P(74.6 < ¯xx¯ < 80.7) =

A population of values has a normal distribution with
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of size n=210n=210. Please show your answers as numbers accurate to
4 decimal places.
Find the probability that a single randomly selected value is
between 91.1 and 92.
P(91.1 < X < 92) =
Find the probability that a sample of size n=210n=210 is randomly
selected with a mean between 91.1 and 92.
P(91.1 < ¯xx¯ < 92) =

A population of values has a normal distribution with
μ=68.6μ=68.6 and σ=66σ=66. You intend to draw a random sample of
size n=185n=185. Please show your answers as numbers accurate to 4
decimal places.
Find the probability that a single randomly selected value is
between 53.6 and 67.1.
P(53.6 < X < 67.1) =
Find the probability that a sample of size n=185n=185 is randomly
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P(53.6 < ¯xx¯ < 67.1) =

A population of values has a normal distribution with
μ
=
156.2
μ
=
156.2
and
σ
=
84
σ
=
84
. You intend to draw a random sample of size
n
=
138
n
=
138
.
Find the probability that a single randomly selected value is
greater than 168.4.
P(X > 168.4) =
Find the probability that a sample of size
n
=
138
n
=
138
is randomly selected with a mean greater than 168.4.
P(M...

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