Q1) Determine the p-value for one-sided test of data provided above?

A) 0.0036    

B) 0.1327    

C) 0.0853    

D) 0.0951  

Q2) At α = 0.05, determine the test value?

A) 1.31    

B) -1.52    

C) 1.52    

D) -1.31   

Q3) Using standard normal table, find out critical value for right-tailed test  with α = 0.035.

A) 1.81    

B) 0.39    

C) 2.11    

D) 2.05

Q4) By using standard normal table, determine critical value (or values) for= 0.14 right-tailed test.

A) .1406   

B) 1.08   

C) 0.0557   

D) 1.54

Q5) At certain university, average cost of books per student was $400 per student last semester. In sample of 40 students this semester, their average cost was= $430 with standard deviation of= $80.  Dean of Students believes that costs are greater this semester.  Determine the test value for this hypothesis?

A) 15.00   

B) 2.37   

C) 0.38   

D) 0.75