Question

Write the conclusion from each output.
Output 2: One-Sample

T: Calories

Descriptive Statistics

N Mean StDev SE Mean

315 1796.7 680.3 38.3 1859.9

μ: mean of Calories

Test

Null hypothesis H₀: μ = 2000

Alternative hypothesis H₁: μ < 2000

T-Value P-Value

-5.30       0.000

CONCLUSION:

 Output3: Two-Sample T-Test and CI: Calories, Gender

Method

μ₁: mean of Calories when Gender = Female

µ₂: mean of Calories when Gender = Male

Difference: μ₁ – µ₂

Equal variances are not assumed for this analysis.

Descriptive Statistics: Calories

Gender N Mean StDev SE Mean

Female 273 1741 620 38

Male 42 2156 917 141

Estimation for Difference

Difference 96% CI for

Difference

-414 (-724, -105)

Test

Null hypothesis H₀: μ₁ – µ₂ = 0

Alternative hypothesis H₁: μ₁ – µ₂ ≠ 0

T-Value DF P-Value

-2.83     46    0.007

CONCLUSION:

Output4: One-Sample T: income 

Descriptive Statistics

N Mean StDev SE Mean 98% CI for μ

315 17967 680. 383      (17070, 18863)

μ: mean income

CONCLUSION:

 

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