Use the descriptive statistics and partial ANOVA summary table provided below to

Question

Use the descriptive statistics and partial ANOVA summary table provided below to answer the questions below regarding whether or not first year nurses' perceived pressure about their job differ according to their years at the job.

Descriptives:

Nurse’s perceived pressure about their job

Test of Homogeneity of Variances

Nurses perceived pressure about their job

ANOVA

Nurse’s perceived pressure about their job

a) State the null and alternative hypotheses tested by this ANOVA.

b) Find the critical value.

c)State your statistical decision.

d) Draw your conclusion.

N Mean Std. Deviation 1.00 first 179 5.4637 1.78584 2.00 second 159 5.7788 1.54895 3.00 third 27 5.3642 1.82576 total 365 5.5936 1.69301

Explanation / Answer

null hypothesis: perceived pressure mean is same for all categories

alternate hypothesis: at least 2 categories has diffierent mean pressure.

b) critical value at 0.05 level and 2 and 363 degree of freedom F =3.0207

c) as test stat is below critical value we can not reject null hypothesis

d) we do not have sufficent evidence to conclude that first year nurses' perceived pressure about their job differed according to their years at the job

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