Nexium is a drug that can be used to reduce the acid produced by the body. The manufacturer claims that 94% of patients taking Nexium within 8 weeks were healed. In clinical trials, 213 of 224 patients were healed after 8 weeks. At 5% significance level, test the manufacturer’s claim. Find the Test Statistic

The U.S. Department of Agriculture claims that Idaho produces a lower potato yield than Nevada. Potato yield is measured in hundreds of pounds (cwt) per acre.  A random sample of 24 plots of potatoes from Idaho gave the mean yield of 350.1 cwt with the standard deviation of 34.6 cwt.  An independent random sample of 21 plots from Nevada produced the average of 383.4 cwt with the standard deviation of 37.2 cwt.  At 5% significance level, what is the appropriate conclusion?  You may assume that potato yields from both are normally distributed. Which of the following is the proper alternative hypothesis?

Classify the following:  The number (on the back of the uniform) for a soccer team player.

Consider this equilibrium. The colors of chromate and dichromate ions are listed below the ion: 2 CrO42-(aq) + 2 H3O+(aq) Cr2O72-(aq) + 3 H2O(

A patient with realistic expectations regarding his/her hearing aids understands that:

The profound hearing loss a child obtains at three years of age could accurately be described by the terms prelingual and congenital.

43. The nurse is recommending how to prevent iron deficiency anemia in a healthy, term,     breastfed infant. Which of the following should be suggested?

36. Which of the following explains why iron deficiency anemia is common during toddlerhood?

Solve the system by substitution. Find x. If the system is inconsistent or has dependent equations, say so.x = -17 – 3y-4x + 2y = -2

Solve the system by elimination. Find x.  If the system is inconsistent or has dependent equations, say so.-x + 2y = 69x – 2y = 26