Calculate the standard deviation, Applied Statistics

Zinc is a trace element and it is important in wound healing, building up the immune system and DNA synthesis. The data in Table 1 represents the zinc intake (in milligrams) for a sample of 40 arthritis patients.

Table : Zinc intake (in milligrams) for arthritis patients

1519_Calculate the standard deviation.png

a) Construct a frequency distribution for the given data.

b) Calculate mean, mode and median.

c) Calculate the standard deviation of the distribution.

d) Obtain the Pearson's coefficient of skewness and comment on the shape of the distribution.

Posted Date: 3/8/2013 12:18:27 AM | Location : United States

Related Discussions:- Calculate the standard deviation, Assignment Help, Ask Question on Calculate the standard deviation, Get Answer, Expert's Help, Calculate the standard deviation Discussions

Write discussion on Calculate the standard deviation
Your posts are moderated
Related Questions
1. Use the concepts of sampling error and z-scores to explain the concept of distribution of sample means. 2. Describe the distribution of sample means shape for samples of n=36

Explain the characteristics of business forecasting.

The prevalence of undetected diabetes in a population to be screened is approximately 1.5% and it is assumed that 10,000 persons will be screened. The screening test will measure

Universe or Population The word universe as used in statistics denotes the aggregate from which a sample is to be taken. According to Simpson and Kafka, a universe or populatio

1. Recognize and explain the opportunities for statistical learning. 2. Describe how the use of statistics supports student learning. 3. Recognize appropriate data displays a

Empirical Mode Where mode is ill-defined, its value may be ascertained by the following formula based upon the empirical relationship between Mean, Median and Mode: Mode = 3

solve problems

Consider the following new business venture. An agent is considering investment in one of three real estate parcels: • Option 1: multiunit rentals • Option 2: commercial building

Replacement times for CD players are normally distributed with a mean of 7.1 years and standard deviation of 1.4years. Find the probability that a randomly selected CD player will

Question: (a) A normal distribution is thought to have a mean of 50. A random sample of 100 gave a mean of 52.6 and a standard deviation of 14.5. A significance test was carri