Question

Raj is analysing segment qualities of two TV programs, Short Lan d Street (population 1) and Hawaii Five O (population 2). Past examinations show no distinction in the ages of the two crowds. (The mean age of every crowd is the equivalent). His staff randomly selected 100 people from each audience, and reported the following: {{\bar x}_1} = 43 days and {{\bar
x}_2} = 45days. Assume that {\sigma _1} = 5 and {\sigma _2} = 8. With a two-tail test and \alpha = 0.05, the critical z values are _________________.

Answer 1

Answer:

India’s population is among the youngest in an ageing world. By 2022, the median age in India will be 28 years; in comparison, it will be 37 in China and the United States, 45 in western Europe, and 49 in Japan. India’s working-age population has numerically outstripped its non-working age population. A demographic dividend, said to have commenced around 2004-05, is available for close to five decades. This is an extraordinary opportunity. There are however, two caveats.

Answer 2

Answer:

999is the answer of this question raj