Q.32The state’s education secretary claims that the average cost of one year’s tuition for all private high schools in the state is 2350 dollars. A sample of 30 private high schools is selected and the average tuition is 2315 dollars. The standard deviation for the population is 38 dollars. At 0.05 level of significance, is there enough evidence to reject the claim the the average cost of tuition is equal to 2350 dollars ?
Ödev sorum. El atın bir zahmetTmm yahu benzer soru vardı defterde hatırladım (artist mod off)