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Extra Credit (1pt): Write the equation of a circle that is tangent to the lines x=13, x=1, and y=2, and in Quadrant I.     You must have work to earn full extra credit. 

A researcher is interested in whether frequencies of ice cream preference are evenly distributed across the three categories of vanilla, chocolate, and strawberry. Use the data in the table below to test the prediction that ice cream preference is evenly distributed. **Report the observed chi-square statistic to 4 decimal places. Ice Cream Preference N Vanilla 85 Chocolate 61 Strawberry 31  

Variables measured on ordinal, interval, or ratio levels are known as _____ variables, while variables measured on a nominal level are called _____ variables.

Which of the following is NOT true about communication apprehension?

Please submit a pdf of your work for this exam. 

In a study of the effects of exercise on health, the independent variable is _____ and the dependent variable is _____.

12. If I construct a triangular fence such that two sides are 16ft and 10ft and the included angle measures 101°, what is the area the fence would enclose?   Special Notes: Answer should be either an integer or rounded decimal to the hundredths place.  Work is required.

A researcher is interested in whether frequencies of ice cream preference are evenly distributed across the three categories of vanilla, chocolate, and strawberry. Use the data in the table below to test the prediction that ice cream preference is evenly distributed. **Report the observed chi-square statistic to 4 decimal places. Ice Cream Preference N Vanilla 100 Chocolate 58 Strawberry 44  

11. You want to buy a triangular lot measuring 1500 feet by 1860 feet by 2490 feet.  The price of the land is $2200 per acre.  How much does the land cost? (Hint: 1 acre = 43,560 square feet).   Special Notes: Answer should be either an integer or rounded decimal to the hundredths place.  Work is required.

An informative speech potentially provides a speaker the opportunity to learn more about a topic he or she might be interested in knowing more about.