A recent survey indicated that the mean time spent on a music streaming service is 210 minutes per week for the population of a certain country. A simulation was conducted to create a sampling distribution of the sample mean for a population with a mean of 210. The following histogram shows the results of the simulation.Which of the following would be the best reason why the simulation of the sampling distribution is not approximately normal?
answer choices
The samples were not selected at random.
The sample size was not sufficiently large.
The population distribution was approximately normal.
The samples were selected without replacement.
The sample means were less than the population mean.