Chapter 10.4, Problem 138E

a.

To determine

To construct: The normal probability plots, box plots for unseeded and seeded clouds.

b.

To determine

To identify: Whether the use of pooled t-test is appropriate.

c.

To determine

To identify: Whether the use of nonpooled t-test is appropriate.

d.

To determine

To identify: Whether the use of Mann-Whitney test is appropriate.

e.

To determine

To transform: The convert the samples by using logarithms.

f.

To determine

To construct: The normal probability plots, box plots for transformed unseeded and seeded clouds.

g.

To determine

To identify: Whether the use of pooled t-test is appropriate for transformed data.

h.

To determine

To identify: Whether the use of nonpooled t-test is appropriate for transformed data.

i.

To determine

To identify: Whether the use of Mann-Whitney test is appropriate for transformed data.

j.

To determine

To identify: Whether the pooled t-test or nonpooled t-test orMann-Whitney test is appropriate for the transformed data.

k.

To determine

To conduct: The hypothesis test for the transformed data.

l.

To determine

Whether the cloud seeding with silver nitrate increases the rainfall.