Instructions:

Refer to the data and use the 5 Steps in Hypothesis testing to answer the following. Also, submit your PSPP output (in pdf format) for this activity.

1. Considering a 5% level of significance, use the T-test (using PSPP) to compare the 50 patients (male/female) in terms of average age. Use the p-value and tell if there is a significant difference in the ages between male and female patients. Give a short interpretation of the displayed output.

Data

(Age)

60 56 32 58 30 33 38 60 41 60 60 35 43 35 50 32 36 36 54 43 45 47 60 33 60 40 36 51 30 54 32 53 60 38 39 36 56 49 32 48 36 45 46 36 59 39 56 33 56 45

(Sex) 1: Male; 2: Female

2.00 2.00 2.00 2.00 2.00 1.00 2.00 2.00 1.00 2.00 2.00 2.00 1.00 1.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 1.00 2.00 1.00 2.00 2.00 2.00 1.00 1.00 2.00 2.00 1.00 1.00 2.00 2.00 1.00 1.00 1.00 2.00 1.00 2.00 2.00 2.00 2.00 2.00 2.00 1.00 1.00 2.00 1.00