Target Exam

CUET

Subject

-- Applied Mathematics - Section B2

Chapter

Index Numbers and Time Based Data

Question:

In a sample of 500 individuals for liking a newly launched product, 225 gave a positive response, 75 were non-committal and 200 gave a negative response. Then the point estimate of the population proportion for positive response is :

Options:

0.6

$\frac{9}{20}$

$\frac{11}{20}$

cannot be decided

Correct Answer:

$\frac{9}{20}$

Explanation:

The correct answer is Option (2) → $\frac{9}{20}$

The point estimate of a population model,

$\hat p=\frac{x}{n}$

[$n$ = Total sample size]

[$x$ = No. of individuals]

$=\frac{225}{500}=\frac{9}{20}$