Which of the following are true?

Select all that apply.

Select one or more:

The t-distribution is dependent on the degrees of freedomThe t-distribution has more values at the extremes than a standard normal distributionThe t-distribution is bell shaped and centered at 0The t-distribution is bell shaped and centered at 1The t-distribution is bell shaped and centered at its degrees of freedomThe t-distribution has fewer values at the extremes than a standard normal distribution