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Forum: Property - Casualty / General Insurance Yesterday, 11:10 PM
Replies: 4
Views: 86
I would expect a very large jump in the number of...

I would expect a very large jump in the number of year 20 claims after this change.
Forum: Long-Term Actuarial Math 01-21-2019, 09:31 PM
Replies: 74
Views: 7,410
Earlier today your signature line did not have a...

Earlier today your signature line did not have a "Degree" line. In its place was a "Major" line that said "mathematics".
Forum: Long-Term Actuarial Math 01-21-2019, 07:05 PM
Replies: 74
Views: 7,410
Your math degree is from Capital Community...

Your math degree is from Capital Community College, right? That's what your profile indicates. Just curious.
Forum: MAS-I 01-20-2019, 09:19 PM
Replies: 21
Views: 254
The exam committee members don't have the study...

The exam committee members don't have the study guides, so how exactly would they do what you believe?
Forum: General Actuarial 01-20-2019, 01:31 PM
Replies: 2
Views: 286
As is often the case in modelling, it depends on...

As is often the case in modelling, it depends on what you re trying to do.

For instance, if you are planning to use these in a frequency/severity model, unless your book has a truly enormous...
Forum: MAS-I 01-18-2019, 09:50 PM
Replies: 47
Views: 7,637
Remember from calculus that definite integrals...

Remember from calculus that definite integrals are limits of Riemann sums?

A continuous distribution, such as the normal, is really a limit of Riemann sums.

We want to approximate a discrete...
Forum: Property - Casualty / General Insurance 01-17-2019, 11:02 AM
Replies: 16
Views: 548
If you write business that is very inadequately...

If you write business that is very inadequately priced, one loss has already occurred, namely the loss incurred by writing the business. Think of the PDR as a loss reserve for that loss. It can be...
Forum: Non-Actuarial Personal Finance/Investing 01-14-2019, 07:00 PM
Replies: 994
Views: 137,214
I approve of this. Of course, a real actuary...

I approve of this. Of course, a real actuary would gross up by 1/(1-0.03) - 1. :)
Forum: Property - Casualty / General Insurance 01-14-2019, 01:55 PM
Replies: 13
Views: 564
I think that it comes down to materiality...

I think that it comes down to materiality (another ASOP). You won't find bright lines.

If you had a cat-exposed homeowners book, I suspect that the regulator would not consider it reasonable to...
Forum: Non-Actuarial Topics 01-12-2019, 08:21 PM
Replies: 139
Views: 3,295
I'd try Brushstroke. Call ahead to see if they...

I'd try Brushstroke. Call ahead to see if they have it on their omakase.
Forum: Long-Term Actuarial Math 01-12-2019, 09:37 AM
Replies: 3
Views: 210
You are confusing definite integrals and...

You are confusing definite integrals and anti-derivatives.

When you do integration by parts, you select u and dv. You then compute du and v. v is an antiderivative for dv.

You know that the...
Forum: Financial Mathematics 01-05-2019, 02:46 PM
Replies: 3
Views: 201
Let x = 1.0915^-n You'll get a quadratic...

Let x = 1.0915^-n


You'll get a quadratic in x. Find its roots. You take it from there.
Forum: General Actuarial 01-05-2019, 11:17 AM
Replies: 71
Views: 4,351
Pot, Kettle. That's an idiom. PP used an idiom;...

Pot, Kettle. That's an idiom. PP used an idiom; she even had a footnote which explained it. You didn't quote the footnote, although you did include the asterisk.
Forum: Exam 9 (old Part 8) - Financial Risk & Rate of Return 01-03-2019, 04:05 PM
Replies: 582
Views: 40,571
The Mutual Fund Theorem says that (under suitable...

The Mutual Fund Theorem says that (under suitable assumptions) all investors will hold the same risky portfolio (the market index fund). The only thing that will vary from investor to investor is...
Forum: Health and Fitness Forum 01-03-2019, 01:51 PM
Replies: 69
Views: 1,902
1) not die, same as last year 2) stay on Rx...

1) not die, same as last year
2) stay on Rx meds that facilitated 1) last year
Forum: Exam 9 (old Part 8) - Financial Risk & Rate of Return 01-03-2019, 12:19 AM
Replies: 582
Views: 40,571
Have read the source material yet? I ask,...

Have read the source material yet? I ask, because your question is so poorly framed that I don't know where to start.

Your next question, "bid-ask spread", is a measure of transaction costs. You...
Forum: General Actuarial 12-20-2018, 04:24 PM
Replies: 375
Views: 16,326
Yeah, but then the massive heteroscedasticity...

Yeah, but then the massive heteroscedasticity wouldn't be evident. Transforming the data (probably via a logarithm) before regressing is a standout.
Forum: Property - Casualty / General Insurance 12-18-2018, 09:46 PM
Replies: 2,109
Views: 304,635
Adding just a few autonomous vehicles can improve...

Adding just a few autonomous vehicles can improve traffic flow.

https://www.sciencemag.org/news/2018/11/watch-just-few-self-driving-cars-stop-traffic-jams
Forum: Pension - Social Security 12-12-2018, 08:57 PM
Replies: 42
Views: 1,433
I celebrate every day.

I celebrate every day.
Forum: Pension - Social Security 12-12-2018, 01:16 PM
Replies: 42
Views: 1,433
I have heard anecdotes about people attempting to...

I have heard anecdotes about people attempting to apply at age 70 and then having the six month backdating applied --- this can result in not getting the full stipend that would be available at 70. ...
Forum: Exam PA: Predictive Analytics 12-11-2018, 05:49 PM
Replies: 14
Views: 764
It depends on what you are trying to do. Suppose...

It depends on what you are trying to do. Suppose that you are trying to determine the value of a reinsurance contract to you company. There are two possible attachment points, A and B.

You might...
Forum: Non-Actuarial Personal Finance/Investing 12-04-2018, 09:46 PM
Replies: 1,654
Views: 209,895
Both of you are forgetting that you only pay tax...

Both of you are forgetting that you only pay tax on the gain. If (somehow) your basis in the shares was 0, then you would pay tax on the full amount. More likely, you have a gain of, say, 20%. Then...
Forum: MAS-I 12-02-2018, 08:43 PM
Replies: 6
Views: 944
How about the source material? That's the only...

How about the source material? That's the only material that the examiners use.
Forum: Property - Casualty / General Insurance 12-02-2018, 08:42 PM
Replies: 23
Views: 1,643
Do you have premium? Or number of policies? ...

Do you have premium? Or number of policies? Those could be exposure bases. Many exposure bases are possible.
Forum: Software & Technology 12-01-2018, 10:00 AM
Replies: 42
Views: 2,344
Cubic zirconia isn't carbon.

Cubic zirconia isn't carbon.
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