QMB 3200 Test 2 Exam Question & Answers ( new Update 2025 ).docx

QMB 3200 Test 2 Exam Question &
Answers ( new Update 2025 )
What does u mean? - CORRECT ANSWERS ✔✔the mean for the
population


What does σ mean? - CORRECT ANSWERS ✔✔the standard
deviation of the population


What does p mean? - CORRECT ANSWERS ✔✔the proportion of
the population


What does x-bar mean? - CORRECT ANSWERS ✔✔the sample
mean


What does s mean? - CORRECT ANSWERS ✔✔the sample standard
deviation


What does p-bar mean? - CORRECT ANSWERS ✔✔the proportion
for the sample


What does N mean? - CORRECT ANSWERS ✔✔the population size


What does n mean? - CORRECT ANSWERS ✔✔the sample size


n = 49 H0: μ = 50

, QMB 3200 Test 2 Exam Question &
Answers ( new Update 2025 )
= 54.8 Ha: μ ≠ 50
σ = 28


The p-value is equal to
a. 0.1151
b. 0.2698
c. 0.2302
d. 0.3849 - CORRECT ANSWERS ✔✔c. 0.2302
??


In the hypothesis testing procedure, α is


a. the confidence level
b. 1 − level of significance
c. the level of significance
d. the critical value - CORRECT ANSWERS ✔✔c. the level of
significance


In the past, 75% of the tourists who visited Chattanooga went to see
Rock City. The management of Rock City recently undertook an
extensive promotional campaign. They are interested in determining