Average cost of living for all college students last year was P21,320 per month. A random sample of costs of living this

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Average Cost Of Living For All College Students Last Year Was P21 320 Per Month A Random Sample Of Costs Of Living This 1 (37.46 KiB) Viewed 17 times

Average cost of living for all college students last year was P21,320 per month. A random sample of costs of living this year for 40 students has a mean of P20,568, and standard deviation of P5,150. At the 0.01 level of significance, is there sufficient evidence to conclude the cost of living has not changed? 1. What is the null hypothesis Ho? (type the letter of your choice) A. μ =21,320 B. <21,320 C.μ ≥21,320 D. <21,320 E. >21,320 F. #21,320 2. What is the alternative hypothesis H₁? (type the letter of your choice) A. μ. =21,320 B. <21,320 C.μ ≥21,320 D. μ<21,320 E. μ>21,320 F. μ #21,320 3. What is the critical value? (use +/- for two-tails) 4. What is the test value? (round off to 2 decimal places)o 5. What is the decision? (type the letter of your choice) A. accept Ho B. reject Ho