View more random threads:
- ENG201 - Business and Technical English Writing spring 2011...
- CS502-Fundamentals of Algorithms Assignment No. 02 Solution...
- PSY101 Introduction to Psychology Assignment No.1 Fall...
- STA630 Research Methods Assignment No.1 Solution Spring...
- Mth302 Business State Math Assiment #1 Idea Solution fall...
- MTH603 -Numerical Analysis Accounting Assignment No.1, Fall...
- CS607 Artificial Intelligence Assignment No. 02 Fall ...
- MGT602 Entrepreneurship Assignment No. 1 Idea Solution Fall...
- phy 301
- MTH302 Bussiness Mathematics and Statistics Solution...
Question 1: (Marks: 7)
A sample of 15 measurements of the breaking strength of iron pipes gave a mean grams and a standard deviation s =35 grams. Find 99% confidence interval for the actual mean breaking strength.
Question 2: (Marks: 8)
A random sample of 100 workers with children in day care, show a mean day-care cost of Rs.2750 and a standard deviation of Rs.500. Verify the department’s claim that the mean exceeds Rs.2600 at .
Sponsored Links
There are currently 1 users browsing this thread. (0 members and 1 guests)