Q#7 [20 points] : A random sample of 15 new born babies are taken from a large hospital. Weight in pounds are given below. 9.2, 6.5, 4.3, 5.5, 7.2, 9.5, 11.2, 8.5, 5.2, 4.7, 11. 0, 7.4, 8.2, 6.9, 4.17 There is not enough evidence that average weight to be greater than 7.5. Use R to answer the following: Rcode is: t.test(data) (a)What is the point estimate of the population mean weight