UNDERGRADUATE SCHOOL EXPENSES Average college cost of tuition fee for all private institutions last year was P26,025 A random sample of costs this year for 45 institutions of higher learning indicated that the sample mean was 27,690 and a sample standard deviation was P5, 492. At the 0.10 level of significance, is there sufficient evidence to conclude that the cost has increased?
2. UNDERGRADUATE SCHOOL EXPENSES Average college cost of tuition fee for all private institutions last year was P26,025 A random sample of costs this year for 45 institutions of higher learning indicated that the sample mean was 27,690 and a sample standard deviation was P5, 492. At the 0.10 level of significance, is there sufficient evidence to conclude that the cost has increased?
1. report LTO stated that the average age of taxis in the Philippines is 9 years. An operational manager of a large taxi company selects a sample of 40 taxis and finds the average age of the taxis is 8.2 years. The o of the population is 2.3 years. At a = 0.05, can it be concluded that the average age of the taxis in his company is less than the national average?Submitted By racelletolentino
2. UNDERGRADUATE SCHOOL EXPENSES Average college cost of tuition fee for all private institutions last year was P26,025 A random sample of costs this year for 45 institutions of higher learning indicated that the sample mean was 27,690 and a sample standard deviation was P5, 492. At the 0.10 level of significance, is there sufficient evidence to conclude that the cost has increased?racelletolentino
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