The Kennel Club wants to estimate the proportion of children that have a dog as a pet. Assume a 99% level of confidence and that the club estimates that 40% of the children have a dog as a pet. If the club wants the estimate to be within 3% of the population proportion, how many children would they need to contact?

Select one:

a.1760

b.1769

c.1650

d.1780

e.978