According to a Study Conducted in One City $39 \%$ Of Adults in the City Have Credit Card Debts of Of Adults

Multiple Choice

According to a study conducted in one city, $39 \%$ of adults in the city have credit card debts of more than $\$ 2000$ . A simple random sample of $n = 100$ adults is obtained from the city. Describe the sampling distribution of $p$ , the sample proportion of adults who have credit card debts of more than $\$ 2000$ .

A) Approximately normal; $\mu _ { \mathrm { p } } = 0.39 , \sigma _ { \mathrm { p } } = 0.049$
B) Exactly normal; $\mu _ { p } = 0.39 , \sigma p = 0.049$
C) Approximately normal; $\mu _ { \mathrm { p } } = 0.39 , \sigma _ { \mathrm { p } } = 0.0024$
D) Binomial; $\mu _ { \mathrm { p } } = 39 , \sigma _ { \mathrm { p } } = 4.88$ 2 Compute probabilities of a sample proportion.