The filing status of head of household is for married taxpayers who have dependents.

In the main effect F_(1,9) = 1.67,p = 0.229,what is 1.67?

A) the obtained value
B) the critical value
C) the probability level
D) the correlation

Identify the vertex and focus of the parabola $y^2=-7x$ .

A) vertex: (0,0) focus: $\left(-\frac{7}{4},0\right)$
B) vertex: (0,0) focus: $\left(-\frac{1}{7},0\right)$
C) vertex: (0,0) focus: (-7,0)
D) vertex: (0,0) focus: $\left(0,\frac{7}{4}\right)$
E) vertex: (0,0) focus: $\left(0,\frac{1}{7}\right)$

A lease that has 4 years to run is recorded on a company's books as a liability of $54,500. If the company's cost of borrowing was 6.2% compounded monthly when the lease was signed, what is the amount of the lease payment at the beginning of each month?

If the total of all assessed values rises by 5% over the current assessment, at what value must next year's mill rate be set?

A) 8.6903
B) 8.2923
C) 7.9923
D) 9.7684
E) 8.3906

Solve the exponential equation. Round your answer to two decimal places. $7^{x+3}-5=18$

A) x= -0.77
B) $x=-1.64$
C) $x=-1.39$
D) $x=3.49$
E) $x=-0.69$