1 The probability that a radish seed will germinate is 0.7. A gardener plants seeds in batches of 14. Find the mean for the number of seeds germinating in each batch.

2 Solve the problem.

There are10members on a board of directors. If they must form a subcommittee of4members, how many different subcommittees are possible?

3 Determine whether the evaluated group is a population or a sample.

A health and fitness club surveys 40 randomly selected members and finds that the average weight of those questioned is 157 lb.

1. Sample
2. Population