Problem 1. According to CreditCard.com, 43% of college students have a credit card. A sociologist at GCC is planning
a survey of 200 students, to determine the proportion who have a credit card.
(a) (2 points) Will the data obtained from the survey be quantitative or categorical? Explain.
(b) (2 points) What are the shape, mean, and standard error of the sampling distribution?
(c) (2 points) What is the probability that 125 or fewer students, out of 200, have a credit card?
Problem 2. A survey of 300 teenagers in Glendale Unified School District found that 273 use their phone while in the