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Simple Interest
Compound Interest
Mortgages
Stats Vocabulary
Mixed Applications
100
What is I = Prt?
This formula gives simple interest using principal, rate, and time.
100
What is $60?
Find the simple interest on $500 at 6% for 2 years.
100
What is $1,380?
Find the total amount on $1,200 at 5% simple interest for 3 years.
100
What is 5%?
If $600 earns $90 in simple interest over 3 years, what is the annual rate?
100
What is $750?
If I = 150, r = 4%, and t = 5 years, find P.
100
What is previously earned interest?
Compound interest means interest is earned on principal and on this.
100
What is $1,210?
$1,000 invested at 10% compounded annually for 2 years grows to this amount.
100
What is A = P(1 + r/n)^(nt)?
This is the compound-interest formula with n compounding periods per year.
100
What is monthly compounding?
At the same APR and time, which grows faster: monthly compounding or annual compounding?
100
What is $540?
$500 at 8% compounded annually for 1 year grows to this.
100
What is a home (real-estate) loan?
A mortgage is this type of loan.
100
What is monthly?
Most fixed-rate mortgages are paid on this schedule.
100
What is an amortization schedule?
This table shows each payment split between principal and interest.
100
What is interest?
Early in a mortgage, most of each payment goes to this.
100
What is monthly payment decreases and total interest increases?
If a loan term extends from 15 to 30 years, monthly payment does this while total interest does this.
100
What is the population?
The entire group of interest in a study is the ___.
100
What is the sample?
A subset selected from the population is the ___.
100
What is a parameter?
A numerical summary of a population is a ___.
100
What is a statistic?
A numerical summary of a sample is a ___.
100
What is qualitative data?
Data described by labels or categories are this type of data.
100
What is a convenience sample?
A sample chosen because it is easy to reach is a ___ sample.
100
What is center?
Mean, median, and mode are measures of this.
100
What is the minimum from the maximum?
Range is found by subtracting this from this.
100
What is 20%?
If 40 of 200 students prefer online classes, this percent prefer online classes.
100
What is stratified sampling?
This sampling method randomly selects within subgroups to reduce bias.