In a survey of 102 Timarpur residents in 2009, the average income was found to be Rs. 4635 per month. Previous studies show the population variance of income in this locality to be Rs. 12342. It is asserted that the average monthly income is Rs. 4650 in this locality. Which conclusion below can be asserted from this information?
Tap an option to check your answer.
Checking your account…
Hypothesis testing has come up 47 times in 7 exams since 2007.
This question is on Tests for means, proportions and variances, part of Hypothesis testing in Statistics.
Applying z, t, F and chi-square tests to common problems.
TestStop has 15 past-paper questions on this subtopic.
Question from the DSE 2009 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.