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Created: Nov 14, 2018
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Data set for this result:
 
Recently shared results for this data set:
One sample T hypothesis test
One sample T hypothesis test:
μ : Mean of variable
H0 : μ = 440
HA : μ ≠ 440

Hypothesis test results:
VariableSample MeanStd. Err.DFT-StatP-value
Vis-Before385.540327.6389944123-7.1291684<0.0001
Vis-After356.822585.9971368123-13.869522<0.0001

By rapp.gina
On Dec 2, 2018
Two sample variance hypothesis test
Two sample variance hypothesis test:
σ12 : Variance of Aud-Before
σ22 : Variance of Aud-After
σ1222 : Ratio of two variances
H0 : σ1222 = 1
HA : σ1222 ≠ 1

Hypothesis test results:
RatioNum. DFDen. DFSample RatioF-StatP-value
σ12221201242.82556982.8255698<0.0001

By rapp.gina
On Dec 2, 2018
Two sample T hypothesis test
Two sample T hypothesis test:
μ1 : Mean of Aud-Before
μ2 : Mean of Aud-After
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 600
HA : μ1 - μ2 ≠ 600
(without pooled variances)

Hypothesis test results:
DifferenceSample Diff.Std. Err.DFT-StatP-value
μ1 - μ291.87252915.41853194.24251-32.955637<0.0001

By rapp.gina
On Dec 2, 2018
One sample T hypothesis test
One sample T hypothesis test:
μ : Mean of variable
H0 : μ = 600
HA : μ ≠ 600

Hypothesis test results:
VariableSample MeanStd. Err.DFT-StatP-value
Aud-After548.1447.7885499124-6.6579787<0.0001
Aud-Before640.0165313.3067491203.00723570.0032

By rapp.gina
On Dec 2, 2018
QQ Plot
QQ Plot
By rapp.gina
On Dec 2, 2018
 
Reports with this result:
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Paired T hypothesis test #4
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Paired T hypothesis test:
μD = μ1 - μ2 : Mean of the difference between Aud-Before and Aud-After
H0 : μD = 0
HA : μD ≠ 0
Hypothesis test results:
DifferenceMeanStd. Err.DFT-StatP-value
Aud-Before - Aud-After93.3140515.0029431206.2197164<0.0001
Differences stored in column, Differences.


HTML link:
<A href="https://www.statcrunch.com/5.0/viewresult.php?resid=2564679">Paired T hypothesis test #4</A>

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