Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

A survey on a random sample of 400 full-time employees in Australia gave an average weekly salary of $1530 with a standard deviation of 203.

A survey on a random sample of 400 full-time employees in Australia gave an average weekly salary of $1530 with a standard deviation of 203.

Construct a 95% confidence interval for full-time weekly salary in Australia and write down the lower limit of the interval (up to 3 decimal places).

Hint: the upper limit is 1549.894

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Elementary Differential Geometry

Authors: Andrew N Pressley

2nd Edition

1848828918, 9781848828919

More Books

Students also viewed these Mathematics questions