Z score/Table
what is the n in the z table
number of variables
what does ho mean in the "T- table"
hypothesis
what is the z score for 90%
1.64
how many data points do we use usually in this class?
30 data points
what does (SX) Mean in Statistics?
Standard deviation
what's the t value for 95%
2.262
whats the Z-score at 95%
1.96
how would you collect data for random movie selection
use a random movie calculator
what does n stand for
number of data points
what does ho mean in the table
hypothesis
what is the z score for 99%
2.57
how would you select data for random people
choose kids from different grades
what's M or Mu
population average
what does ha mean in the "T-table"
alternative hypothesis
different outcome
what is the z score for 80%
1.28
how would you randomly select random books
use a random book calculator
what does "x bar" stand for
sample average
what table does T use
t table
what's the p score for 95%
.05
how would you pick za car in your area
car dealerships near you to find the right one