MAT540: Statistical Conceps for Reseach (6 hours to complete)QUIZ# 1 Manufacturing use of graphs could involve A) Examining data patternsB) Looking for pattern changesC) TrendsD) All of the aboveE) A

MAT540: Statistical Conceps for Reseach (6  hours to complete) Need to compare your answers to mine.

QUIZ

# 1 Manufacturing use of graphs could involve

A) Examining data patterns

B) Looking for pattern changes

C) Trends

D) All of the above

E) A and B only

# 2 A stem-and-leaf display

A) Shows biological information

B) Uses the final integer as the “leaf”

C) Uses integers before the final as the “stem”

D) Shows data distributions

E) All of the above

B, C, and D

# 3 Charts are particularly useful in showing statistical averages.

True

False

# 4 Scatter Diagrams are used to

A) Show trends over time

B) Show relationships between variables

C) Display frequency counts

D) Present data values along a single numerical axis

E) Show proportion of groups within the whole

# 5 Charts and tables are equally effective in displaying data.

True

False

# 6 Pie Charts are used to

A) Show trends over time

B) Show relationships between variables

C) Display frequency counts

D) Present data values along a single numerical axis

E) Show proportion of groups within the whole

# 7 Bar or Column charts are used to

A) Show trends over time

B) Show relationships between variables

C) Display frequency counts

D) Present data values along a single numerical axis

E) Show proportion of groups within the whole

# 8 Charts are important for

A) Providing analysis details

B) Visually summarizing and displaying data

C) Providing statistical analysis details and outcomes visually

D) Noting statistically significant trends

# 9 Graphical analysis includes

A) Statistical summary statistics

B) Observing relative changes in sub-group size

C) Observing relative size of sub-groups

D) All of the above

E) B and C only

# 10 Graphs types are fairly interchangeable, the selection of which graph to use is more a personal choice than dictated by the actual format.

True

False