OER, higher ed undergrad & consumer advocate at all levels. Open access, zero cost, student rights. Personal account. Our OERs: https://xitter.cf/t.co/ZEN2ovuueR

Tampa, FL
Joined August 2009
Think adding extra #mortgage payments scales linearly? Think again. • 1 extra payment/yr = 6 years saved • 2 extra payments/yr = 9.5 years saved • 3 extra payments/yr = 12 years saved #CompoundInterest math is a curve, not a straight line! 🏠📊
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Assessment is for learning as well as for providing a grade. Have no guardrails such as unproctored tests and/or unfettered technology use, and both suffer. Accreditation is the last straw left for higher ed - let’s not play fire 🔥 with that.
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If you are teaching regression, please start with y=ax model, and not the y=a+bx model. The cognitive load reduction is huge. nm.mathforcollege.com/Numeri… With machine learning becoming critical, using it to teach gradient descent also becomes beautiful.
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Elon is giving one #spacex stock to every kid. finance.yahoo.com/markets/st… What a treasure trove of data of 72 million kids, data which is not as accessible as that of adults. That is worth more than $150.
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Don’t listen to naysayers on #Amendment3FL. The median home in FL costs 400K. So we are still going to be paying non school property taxes. They can always increase the millage for the shortfall. Give low middle class people and long term residents a break, please.
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Customer service pro-tip for getting results: Get the CSR’s name & reference # immediately Email yourself timestamps + detailed notes after call Send summary email to support to lock in record Still stuck? Send Certified Mail (Return Receipt) Paper trails change everything. 📝💡
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Returning items to @amazon is a trap: Get refund confirmation They claim they never got it Call support; they confirm the refund Get charged AGAIN anyway Call support again; they promise a credit Weeks pass, radio silence Off to file a credit card dispute @FTC @WiltonSimpson
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Moved this as CC dispute and they want to dispute that the charge is correct. Called again today and they said, they will credit the CC. Keeping fingers crossed. Always saying that they had a glitch. Will reply their dispute email as well with proof of return! @amazon
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Did you get this mailer in @HillsboroughFL. This is about #referendum2 and there is no language about term limits in the referendum. I wish there was - we could stop the stadium frenzy. Go figure out the truth.
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Many claim that they would have more money investing SS themselves. But they forget to do calculations backwards. If you worked 43 yrs and retired today at 65; were making more than cap every year, your ss benefit is 50K/yr. If invested in SP500, it would be 200K/yr annuity.
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Fake news being distributed in @HillsboroughFL There are 3 referendums on the county ballot. They are saying Ref 2 is about putting term limit on county commissioners. That is not true. See the language.
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This is the fake news I got in my text messages. The 2 term limit would have been nice but it isn’t in the referendum.
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Vote YES on amendment 3. It will be a proxy state income tax. Large counties are below the constitutionally allowed millage of 1%. The commissioners can adjust millage up to the rolled-back rate to make up the difference, and they can pass it with a standard majority vote.
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Why #datacenters use so much electricity. Just plain facts. Would have no problem - they pollute and increase electricity rate for hosting counties. Noise and water are other collateral damages. This is not capitalism, it is forced #corporateWelfare youtu.be/z3Y-gsBKChc
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Separate pots of money? They figured out how to use CIT taxes for a stadium in @HillsboroughFL when it suited them. They can make #Amendment3 work, too. Up the millage rate on high-end properties, a proxy for state income tax. They’re the ones buying the stadium tickets!
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So members are suing @Costco for writing refund checks to them. Costco wants to lower prices on select items. Either way members will lose. Attorneys will keep 40%. Lowering prices option is putting trust and fairness issues in hands of Costco. reuters.com/sustainability/b…
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