Best writers. Best papers. Let professionals take care of your academic papers

Order a similar paper and get 15% discount on your first order with us
Use the following coupon "FIRST15"
ORDER NOW

Superior Essay Writers | The t distribution method

Description: 1. In the following situations, indicate whether you’d use the normal distribution, the t distribution, or neither.
a. The population is normally distribut., and you know the population standard deviation. b. You don’t know the population standard deviation, and the sample size is 35. c. The sample size is 22, and the population is normally distributed. d. The sample size is 12, and the population is not normally distributed. e. The sample size is 45, and you know the population standard deviation.

  1. The prices of us. books at a large college bookstore are normally distributed. If a sample of 23 used books from this store has a mean price of S27.50 with a standard deviation of S6.75, use Table 10.1 in your textbook to calculate the following for a 95% confidence level about the population mean. Be sure to show your work.
    a. Degrees of freedom b. The critical value of t c. The margin of error d. The confidence interval for a 95% confidence level

Sample Solution

find the cost of your paper

 

“Looking for a Similar Assignment? Get Expert Help at an Amazing Discount!”


Superior Essay Writers | The t distribution method was first posted on August 21, 2019 at 2:45 pm.
©2019 "Graduate Paper Help". Use of this feed is for personal non-commercial use only. If you are not reading this article in your feed reader, then the site is guilty of copyright infringement. Please contact me at support@graduatepaperhelp.com


Superior Essay Writers | The t distribution method was first posted on August 21, 2019 at 2:46 pm.
©2019 "Essay Lords | Bringing Excellence to students world wide". Use of this feed is for personal non-commercial use only. If you are not reading this article in your feed reader, then the site is guilty of copyright infringement. Please contact me at support@Academicheroes.com.us

 
Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code "Newclient"