A department store has determined that 25% of all their sales are credit sales. A random sample of 60 sales is selected.
a.What is the sampling distribution of 
?
b.What is the probability that the sample proportion will be greater than 0.30?
c.What is the probability that the sample proportion will be between 0.20 to 0.30?
Definitions:
Perspective Taking
The cognitive ability to consider the world from another individual's viewpoint or to understand their thoughts and feelings.
National Spelling Bee
An annual spelling competition in the United States where students from various grades compete to spell words correctly.
Induction
A discipline technique in which a parent uses reasoning and explains how the child’s actions are likely to affect others.
Squirt Gun
A water gun or toy that squirts water, often used for play or recreation.
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