Mathematics, 05.05.2020 16:06 alecnewman2002
Researchers at the National Cancer Institute re- leased the results of a study that investigated the effect of weed-killing herbicides on house pets. They examined 827 dogs from homes where an herbicide was used on a regular basis, diagnosing malignant lymphoma in 473 of them. Of the 130 dogs from homes where no herbicides were used, only 19 were found to have lymphoma. a) Whatâs the standard error of the difference in the two proportions? b) Construct a 95% confidence interval for this difference. c) State an appropriate conclusion.
Answers: 2
Mathematics, 21.06.2019 21:00
In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)
Answers: 1
Mathematics, 22.06.2019 01:30
Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.
Answers: 1
Researchers at the National Cancer Institute re- leased the results of a study that investigated the...
Mathematics, 09.03.2021 20:00
Mathematics, 09.03.2021 20:00
Mathematics, 09.03.2021 20:00
Social Studies, 09.03.2021 20:00
Mathematics, 09.03.2021 20:00
Physics, 09.03.2021 20:00
World Languages, 09.03.2021 20:00
Social Studies, 09.03.2021 20:00