MAED-STAT

What test statistic will be used if the sample size is below 30?

• Two-tailed test

• Z-test

• T-test

• One-tailed test

How many samples are best when dealing with T-test?

• Cannot be determined

• Exactly 30

• Smaller than 30

• Equal or larger than 30

In using for a population mean, we assume that the sample is selected randomly. The given statement is:

• always true

• always false

• sometimes true

• sometimes false

The government claims that the monthly expenses of a Filipino family w/ four members is P10,000. A sample of 26 family's expenses has a mean of P10,900 and a standard deviation of P1,250. Is there enough evidence to reject the government's claim at a=0.01?

t-distribution was done by ______________.

what is the meaning of n?

what is the meaning of S?

In what year T-distribution was done ______________.

Df means?