Emails us- support@assignmnetanswers.com. Call US

Assignment help 7733

a) Use a .05 level of significance to test the claim that the mean amount of tar in filtered king-size cigarettes is less than the mean amount of tar for non-filtered kin-size cigarettes. Assume the variances are different.

Tar(mg) Tar(mg)

Filt nonFilt

n1 = 31 n2 = 35

x1 = 13.3 x2 = 24

s1 = 3.7 s2 = 1.7

claim ……………………………………………. ________________________

null hypothesis…………………………………. ________________________

alternative hypothesis………………………….. ________________________

Calculator Screen Name……………………… ________________________

test statistic ………………………… ________________________

pvalue/alpha comparison………………………. ________________________

decision …………………………. ________________________

Conclusion …………………………. ________________________

b) Construct a 95% confidence interval for µ1 ? µ2 . Interpret the interval in a complete sentence.

Confidence Interval Name__________________________________

Interval___________________________________________

Interpret_____________________________________________

Solution:

15% off for this assignment.

Our Prices Start at $11.99. As Our First Client, Use Coupon Code GET15 to claim 15% Discount This Month!!

Why US?

100% Confidentiality

Information about customers is confidential and never disclosed to third parties.

Timely Delivery

No missed deadlines – 97% of assignments are completed in time.

Original Writing

We complete all papers from scratch. You can get a plagiarism report.

Money Back

If you are convinced that our writer has not followed your requirements, feel free to ask for a refund.