TERM Exam Review_12 HUMMS

The purpose of this is to enable the researcher to see the trend and make predictions on the basis of the data.

• Regression Line

• Prediction Interval

• Correlation Coefficient

• Coefficient of Determination

What are the two types of interactions that can occur in the two-way ANOVA?

• The two types of interactions that can occur neither ordinal nor disordinal

• The two types of interactions that can occur are both disordinal

• The two types of interactions that can occur are both ordinal.

• The two types of interactions that can occur are ordinal and disordinal.

A traffic engineer may wish to see whether accidents occur more often on some days than on others, so that she can increase police patrols accordingly, what test should she use?

• correlation coefficient

• test for goodness-of-fit

• two-way ANOVA

• one-way ANOVA

What test used in testing the significance of R?

• z-test

• t-test

• f-test

• chi-square test

Choose the correct correlation coefficient table for the data below.

• 
• 
• 
• 

According to the given table below, find the grand mean.

• 6

• 6.1

• 6.2

• 6.3

According to the given table below, find the between-group variance.

• 78.9

• 80.9

• 82.4

• 82.6

According to the given table below, find the within-group variance.

• 12.5

• 11.7

• 10.3

• 9.4

Find the standard error of estimate.

• 202.210

• 220.120

• 212.102

• 112.001

Find the mean of the first variable given below:

• 80.76

• 82.67

• 4.66

• 3.33