Question

1-4): Identify whether each situation is reporting a statistic or a population characteristic.

1) From a survey of 50 Netflix movies, the mean length was 146 minutes.

2) The Queens College Registrar reported that 62% of QC students last year were full time.

3) A mortgage lender reports that 1/8 of its mortgage holders made late payments last month.

4) Data from 800 earthquakes revealed a correlation coefficient of 0.52 between intensity and the number of aftershocks.

Answer 1

1. This reports statistic because sample mean length of movie is given for 50 netflix movies.

2. This reports population characteristic because the reported information is for whole queens college.

3. This also reports population charateristic because the information regarding mortgage payment for whole of a month.

4. This reports the statistic because here we're looking at correlation between intensity and number of aftershocks for the sample of 800 earthquakes.