Question

In order to estimate the mean diameter of a variety of orange, a sample of 25 oranges were selected and the sample mean was found to be 7.5 cm with a sample standard deviation of 1.5 cm.

16. The point estimate of the population mean is

Answer 1

Solution : given sample mean= 7.5, sd=1.5

The sample mean x is a point estimate of the population mean μ.

Hence point estimate of the population mean is 7.5.