Question

follow hypothesis testing steps in each. Compute problems using the SPSS program. interpret the results

Population-

Hypothesis-

Find T-

T cutoff score-

Calculate T using SPSS system

Write T statistic

Reject of Accept Null Hypothesis

Single sample t-test

Teacher studies effect of reaction time from alcohol consumption. Normal time is u=200. 10 people volunteer for experiment. These were their times= 219,221,222,222,227,223,228,230,228,232. Use a=.05

Answer 1

the null and alternate hypothesis :

H0:

H1:

test statistic :

One-Sample Statistics              
   N   Mean   Std. Deviation   Std. Error Mean
time   10   225.2000   4.34102   1.37275

One-Sample Test                      
   Test Value = 200   t df Sig. (2-tailed)   Mean Difference   95% Confidence Interval of the Difference  
  
time 18.357   9 .000   25.20000 22.0946   28.3054

p-value =0

reject the null hypothesis