Question - You had headcounts on Monday of 20
and Tuesday of 7 for a study of differences A - Criterion referenced
in average police staffing across 3 adjoining B - Six Sigma
precincts. You ran a chi-square study. You obtain C - Test-Retest
a p-value of less than :045. The Chi-Square test D - Norm referenced - ANSWER -A -
statistic has a value of 78.0 (greater than the Criterion referenced
table value of critical chi-square for the F). What
does your analysis show? Key words: pass, 90% or higher
A - Not enough data was used
B - p is significant
C - p is NOT significant Question - An Organization seeks to shift its
D - p is borderline - ANSWER -B - p is business strategy to development of new
significant products for the future while still growing sales of
its current products. Which tool could help the
• P-value less than 0.05 and high Chi-square stat company focus on both its financial objective and
• Over 5 data points counted each day growth of new products?
A - Net Promoter Score
B - Six Sigma
Question - You conduct a trend analysis. You C - Results Based Management
find that R-square is over 0.8 and p-value is D - Balanced Scorecard - ANSWER -D -
0.023. What does your analysis show? You had Balanced Scorecard
3 years of monthly incidence rates.
Key words: strategy, focus on both, financial,
A - High R-square is good fit and low p is growth
significant
B - Not enough data was used
C - High R-square is good fit but p is NOT
significant Question - There is an 70 percent chance of rain.
D - R-square is Not a good fit but low p is When it rains, there is a 10 percent chance of
significant - ANSWER -A - High R-square is Todd walking to the store and there is also a 15
good fit and low p is significant percent chance of Todd having an umbrella. It is
raining today. What probability principle will
•P-value less than 0.05 determine if Todd will at least have his umbrella
• R-square greater than 0.5 today?
• Over 30+ data points
A - Multiplication
B - Addition
C - Bayes
Question - Part of our success was the new point D - Combination - ANSWER -B - Addition
of sale system. Our customer sales
representatives were trained in utilizing the • There are two possibilities: walking
system to data mine and apply new marketing OR umbrella
techniques. They had to pass their final exam . "At least one of these" means one
with a 90% or higher. What type of test is this? OR the Other
1/4