For the interval estimation of when is known and the sample is large, the proper distribution to use is the
a. normal distribution.
b. t distribution with n degrees of freedom.
c. t distribution with n + 1 degrees of freedom.
d. t distribution with n - 1 degrees of freedom.
Question 2
All of the following are true about a cyclical pattern except it is
a. often due to multiyear business cycles.
b. often combined with long-term trend patterns and called trend-cycle patterns.
c. an alternating sequence of data points above and below the trend line.
d. usually easier to forecast than a seasonal pattern due to less variability in length of time.
An illustration of the helium atom, depicting the nucleus (pink) and the electron cloud distribution
Edward Bellamy, author of the utopian novel Looking Backward (1888) Bellamy’s socialism worried many
Sample of an insurance card.
The distribution of the sarcoplasmic reticulum and tubules around myofibrils of skeletal muscle.
How the Distribution of Education Affects the Distribution of Income
The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ...