An annuity consists of payments of $450 made at the beginning of every month for 5 years. If the annuity earns 6% compounded semiannually, calculate present value.

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Spearman's rank-correlation coefficient can only take on values between:

A) 0 and
B) and 0
C) 1 and +1
D) and +1
E) and

The Poisson distribution is a version of the discrete distribution used ________.

A) to adjust for the likelihood of one event occurring most of the time
B) as a complement to the Bernoulli distribution
C) to measure the number of events occurring in an interval of time
D) to simulate a continuous distribution

A 70-year-old male can purchase either of the following annuities for the same price from a life insurance company. A 20-year-term annuity will pay $394 at each month-end. A life annuity will pay $440 at the end of each month until the death of the annuitant. Beyond what age must the man survive for the life annuity to have the greater economic value? Assume that money can earn 3.3% compounded monthly.

Perform the division. $\left(x^2+19x+90\right)÷(x+9)$

A) $x+19+\frac{9}{x+9},x\ne -9$
B) $x+9,x\ne 9$
C) $x+\frac{90}{x+9},x\ne -9$
D) $x-1+\frac{100}{x+9},x\ne 9$
E) $x+10,x\ne -9$