Write in standard (decimal) form.8.12 × 104
A. 812,000
B. 324.8
C. 81,200
D. 8120
Answer: C
Mathematics
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Simplify.
A. 180 B. 20 C. 19 D. does not exist as a real number
Mathematics
Let x be the average number of employees in a group health insurance plan, and let y be the average administrative cost as a percentage of claims. Suppose a random sample of employees gave the following information.
x
2
8
14.00
32
73
y
50
45
35
28
16
Draw the line that best fits the data whose scatter diagram is given below.
A.
B.
C.
D.
E.
Mathematics
Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics
Use technology to compute r, the correlation coefficient.The following are costs of advertising (in thousands of dollars) and the number of products sold (in thousands): 
A. .6756 B. -.3707 C. .6112 D. .2635
Mathematics