Now suppose that n = 16, the observed sample mean x is 8.9. the observed sample variance s- is 25 and Mo = 10.5. What is the (appropriate) observed test statistic for testing Ho : µ = HO versus Hj : u # uo ? Give answer to three decimal places.
Now suppose that n = 16, the observed sample mean x is 8.9. the observed sample variance s- is 25 and Mo = 10.5. What is the (appropriate) observed test statistic for testing Ho : µ = HO versus Hj : u # uo ? Give answer to three decimal places.
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![Now suppose that n =
16, the
observed sample mean x is 8.9. the
observed sample variance s- is 25 and
Mo = 10.5.
What is the (appropriate) observed test
statistic for testing Ho : µ = HO
versus Hj : u # µo ? Give answer to
three decimal places.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8819b4fe-85c1-4571-9b5d-7b3d222c47a9%2Fa0e9a2ab-08db-4df2-b34f-c9fb8af50849%2F946pbdj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Now suppose that n =
16, the
observed sample mean x is 8.9. the
observed sample variance s- is 25 and
Mo = 10.5.
What is the (appropriate) observed test
statistic for testing Ho : µ = HO
versus Hj : u # µo ? Give answer to
three decimal places.
![Consider a random sample of size n
from a normal distribution with
unknown mean u and unknown
.2
variance o. Suppose the sample mean
is X and the sample variance is S². We
would like to test Ho : µ = µo versus
Η1 : μ μο.
What test statistic should you should
use to test Ho versus H1?
Select one:
X-Ho
Z =
ol yn
О а.
N(0, 1)
o b. W =
(n-1)S?
X- Ho
SI yn
Ос.
T =
~ tn-1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8819b4fe-85c1-4571-9b5d-7b3d222c47a9%2Fa0e9a2ab-08db-4df2-b34f-c9fb8af50849%2Fnsbs6n9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Consider a random sample of size n
from a normal distribution with
unknown mean u and unknown
.2
variance o. Suppose the sample mean
is X and the sample variance is S². We
would like to test Ho : µ = µo versus
Η1 : μ μο.
What test statistic should you should
use to test Ho versus H1?
Select one:
X-Ho
Z =
ol yn
О а.
N(0, 1)
o b. W =
(n-1)S?
X- Ho
SI yn
Ос.
T =
~ tn-1
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