Use technology to you test the claim about the population mean,
mu
μ, at the given lev...
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Mathematics, 16.09.2019 02:50 palmsalt05
Use technology to you test the claim about the population mean,
mu
μ, at the given level of significance,
alpha
α, using the given sample statistics. assume the population is normally distributed.
claim:
mu
μ
greater than
>
1180
1180;
alpha
α
equals
=
0.02
0.02;
sigma
σ
equals
=
201.71
201.71. sample statistics:
x overbar
x
equals
=
1198.79
1198.79, n
equals
=
200
200
identify the null and alternative hypotheses. choose the correct answer below.
e.
upper h 0
h0:
mu
μ
less than or equals
≤
1180
1180
upper h subscript a
ha:
mu
μ
greater than
1180
your answer is correct.
f.
upper h 0
h0:
mu
μ
greater than or equals
≥
1198.79
1198.79
upper h subscript a
ha:
mu
μ
less than
<
1198.79
calculate the standardized test statistic.
the standardized test statistic is 1.32.
this is what i need with !
determine the p-value.
p =
(round to three decimal places as needed.)
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