Politicians are interested in knowing the opinions of their constituents on important issues. One administrative assistant to a senator claims that more than 63% of adult women favor stricter gun laws. A recent telephone survey (randomly generated phone numbers were used) of 1026 adults by IBR Polls found that 65.9% of adult women favored stricter gun laws. Test the claim that significantly more than 63% of adult women favor stricter gun laws.
The four conditions which must be met for a one-sample test of a proportion are:
A. The data values must be independent.
B. The data must be collected randomly.
C. The sample size must be less than 10% of the population.
D. We expect at least 10 "successes" and 10 "failures", that is np ≥10 and nq≥10.
Which of these conditions are met for this problem?
A) B and C
B) B and D
C) B, C, and D
D) A, B, C, and D
Is it D?
0 answers