Lowering alpha from α = .05 to α = .01 is a way to reduce type I error.

Craig is an accident reconstructionist.He arrives at an accident where there are 4 skid marks of different lengths.He finds their measures to be 85 ft,92 ft,88 ft,and 90 ft.It is an asphalt road with a drag factor of 0.8.Because he does not know the efficiency of the driver's brakes,he assumes a brake efficiency of 80%.What is the minimum speed the driver could have been going?

A) 31.6 mph
B) 38.2 mph
C) 41.3 mph
D) 46.2 mph

An effective rate of 14.9% has a nominal rate of 14.38% based on semi-annual compounding.

The following fraction has a repeating decimal equivalent form. Express the decimal and percent equivalent form in the repeating decimal notation. Show just the minimum number of decimal places needed to display the repeating digit or group of digits.
$\frac{5}{6}$

Annamarie Weymeyer held a $3,750, 120-day, non-interest-bearing note dated July 24. On August 16, she took the note to First Bank of the Plains which discounted the note at 10%. Use a 365-day year to find the missing information on the loan.
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Change the mixed numbers to improper fractions and divide. Write the answers as fractions or mixed numbers in lowest terms.​
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a.
b.
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