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Showing 1 to 15 of 135 results matching Two sample Z
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Two sample Z hypothesis test:


μ1 : Mean of Male (Std. dev. not specified)
μ2 : Mean of Female (Std. dev. not specified)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 > 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ225251.560.360739984.3244444<0.0001
Two sample Z hypothesis test/El Jefe
dpow6125Dec 9, 20191KB1

Two sample Z confidence interval:


μ1 : Mean of Minutes (T) (Std. dev. = 19.17)
μ2 : Mean of Minutes (A) (Std. dev. = 20.59)
μ1 - μ2 : Difference between two means

95% confidence interval results:
Differencen1n2Sample meanStd. err.L. limitU. limit
μ1 - μ22525-5.85.626498-16.8277335.2277335
Two sample Z confidence interval
59280536_ecollege_msumlpDec 2, 20191KB11

Two sample Z hypothesis test:


μ1 : Mean of Minutes (T) (Std. dev. = 19.17)
μ2 : Mean of Minutes (A) (Std. dev. = 20.59)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ22525-5.85.626498-1.03083660.3026
Two sample Z hypothesis test
59280536_ecollege_msumlpDec 2, 20191KB7

Two sample Z summary hypothesis test:


μ1 : Mean of population 1 (Std. dev. = 39)
μ2 : Mean of population 2 (Std. dev. = 30)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ2138138-224.1884936-5.2524851<0.0001
Two sample Z summary hypothesis test
c5b553b3-2fdf-471f-9e8b-8dd0134d7f3c-13192_d2l_iwuOct 27, 20191KB13

Two sample Z hypothesis test:


μ1 : Mean of var2 (Std. dev. = 23)
μ2 : Mean of var1 (Std. dev. = 15)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0.05
HA : μ1 - μ2 ≠ 0.05

Sample statistics:


SamplenMeanStd. dev.Specified std. dev.
var27131.4285722.59688123
var1779.71428614.90765215

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ27751.71428610.3785494.9779872<0.0001
Two sample Z hypothesis test POSITIVE VALUES
mkhalbertAug 5, 20192KB21

Two sample Z summary hypothesis test:


μ1 : Mean of population 1 (Std. dev. = 2.21)
μ2 : Mean of population 2 (Std. dev. = 2.8)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ26491492-0.060.11304985-0.53073930.5956
Two sample Z summary hypothesis test (N0 Difference)
Adams 1$2 ( Mourner Vs. Adams 1$2)
colechris72Jul 23, 20191KB42

Two sample Z summary hypothesis test:


μ1 : Mean of population 1 (Std. dev. = 2.21)
μ2 : Mean of population 2 (Std. dev. = 2.75)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ2649842-0.080.12848023-0.62266390.5335
Two sample Z summary hypothesis test
James Otis Vs The Mourner (No Difference)
colechris72Jul 23, 20191KB41
Two sample Z confidence interval44100557_ecollege_browardJul 21, 2019174B31

Two sample Z summary hypothesis test:


μ1 : Mean of population 1 (Std. dev. = 2.21)
μ2 : Mean of population 2 (Std. dev. = 2.8)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ2649327-0.060.17748553-0.338055730.7353
Two sample Z summary hypothesis test
Samuel Adam 1&2 vs The mourner
jtcheteJun 27, 20191KB39

Two sample Z summary hypothesis test:


μ1 : Mean of population 1 (Std. dev. = 2.21)
μ2 : Mean of population 2 (Std. dev. = 2.75)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ2649842-0.080.12848023-0.62266390.5335
Two sample Z summary hypothesis test
James Otis VS The MOURNER
jtcheteJun 27, 20191KB31

Two sample Z summary hypothesis test:


μ1 : Mean of population 1 (Std. dev. = 2.21)
μ2 : Mean of population 2 (Std. dev. = 2.6)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ2649568-0.190.13938072-1.36317270.1728
Two sample Z summary hypothesis test
Alexander Hancock Vs. THE MOURNER
nanyanwuJun 27, 20191KB41

Two sample Z summary hypothesis test:


μ1 : Mean of population 1 (Std. dev. = 2.21)
μ2 : Mean of population 2 (Std. dev. = 2.17)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ26497950.420.115968633.62166920.0003
Two sample Z summary hypothesis test (Test For Mean Difference)
Test of Mean Difference ( Tom Sturdy Vs. THE MOURNER)
nanyanwuJun 27, 20191KB29

Two sample Z hypothesis test:


μ1 : Mean of Male Hours (Std. dev. = 17.839)
μ2 : Mean of Female Hours (Std. dev. = 16.986)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 7.7
HA : μ1 - μ2 ≠ 7.7

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ233297.69905964.426335-0.000212464460.9998
Two sample Z hypothesis test Male and Female
enmendozaJan 29, 20191KB76

Two sample Z hypothesis test:


μ1 : Mean of var4 (Std. dev. not specified)
μ2 : Mean of var5 (Std. dev. not specified)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Sample statistics:


SamplenMeanStd. dev.
var4307.14766673.2874575
var5306.4562.5922612

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ230300.691666670.764355830.904901410.3655

Shapiro-Wilk normality test results:


SamplenStatP-Value
var4300.834641110.0003
var5300.88263310.0032
Two sample Z hypothesis test
kidibuyDec 10, 20183KB92

Two sample Z hypothesis test:


μ1 : Mean of Dutchbros Price/ounce (Std. dev. not specified)
μ2 : Mean of Starbucks Price/ounce (Std. dev. not specified)
μ1 - μ2 : Difference between two means
H0 : μ1 - μ2 = 0
HA : μ1 - μ2 ≠ 0

Hypothesis test results:
Differencen1n2Sample meanStd. err.Z-statP-value
μ1 - μ288-0.170.016903085-10.057336<0.0001
Two sample Z hypothesis test
renabayleyDec 6, 20181KB80

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