Answer: a) 0.84 b) 0.67 c) 1.28
Step-by-step explanation:
Using the standard normal distribution table for z-value , we have
(a) The value of would result in a 80% one-sided confidence interval :
(b) The value of would result in a 85% one-sided confidence interval :
(c) The value of would result in a 90% one-sided confidence interval :
Answer:
Step-by-step explanation:
Answer:
in 14 years Julio will be 50 and James will be 25
Answer:
7200
Step-by-step explanation:
100/(100-15) * 6120 = 7200