Empirical rule for statistics students

Assignment Help Basic Statistics
Reference no: EM1391828

For the normal distribution curve with mean of 19 and a standard deviation of 6, which range of the variable shows an area under the curve corresponding to a probability of approximately 99.7%?

a. from 1 to 37
b. from 13 to 25
c. from 19 to 31
d. from 7 to 31

Reference no: EM1391828

Questions Cloud

Normal distribution of probability : Suppose that the thermometer readings are normally distributed with mean of 0° C and a standard deviation of 1.00° C. A thermometer is randomly selected and tested.
Nitrogen requirements of microorganisms : Discuss similarities and differences of the nitrogen requirements of microorganisms and higher forms of life, describing how their respective requirements are met.
Build a traffic light system - microcontroller system : Build the whole system with 3 RAG units and three puffin crossing units and build a team to work on this mini-project, be careful in selecting your team member.
Mutant whose chromosomes shorten after round of replication : Identify a mutant whose chromosomes shorten after each round of replication. A mutation in which gene would explain this observation?
Empirical rule for statistics students : For the normal distribution curve with mean of 19 and a standard deviation of 6, which range of the variable shows an area under the curve corresponding to a probability of approximately 99.7%?
Explain two sensory changes : Explain two sensory changes that coincide with the emergence of diurnality among primates. Discuss specific brain regions or sensory organs if applicable.
Reasons of developing frequency distribution : Critically discuss the purpose of developing a frequency distribution? What is the relationship between the relative frequency and the cumulative frequency? Could a frequency distribution contain qualitative data? Why?
Injections of tc cells : Injections of TC cells completely removed all Hepatitis B viruses from infected mice, but the injections killed only 5 percent of the infected liver cells.
Weights of water taxi passengers : When water taxi sank in the Baltimore Inner Harbor, an investigation revealed that the safe passenger load for water taxi was 3500 lbs. It was also noted that the mean weight of passenger was assumed to be 140 lbs.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Non parametric test-kruskal wallis test

Describe what you find then produce an ANOVA for the problem.

  Assume all the possible random samples

If we assume all the possible random samples of 250 students at this university, 95 percent of the samples should have means among what two numbers.

  Creating confidence interval for mean overall duration

Create a 99% confidence interval for mean overall duration of symptoms in population of individuals who used zinc lozenges.

  Find the possibility that the household selected

the probability that a household is both prosperous and educated is P (A and B) = 0.082. What is the probability P (A or B) that the household selected is either prosperous or educated.

  Determining sampling distribution

Show the sampling distribution of p if a random sample of 150 insured individuals is used to estimate the proportion having received at least one ticket.

  Find the greatest standard deviation

What is the probability of finding a sheet chosen at random which contains 3 or more surface flaws and find the greatest standard deviation,

  Non parametric test-mann whitney wilcoxon test

Conduct post hoc comparisons with the LSD method. Which groups differ significantly at α = 0.05?

  Preparing tables of descriptive statistics

Prepare tables of descriptive statistics (mean, median, Quartiles, IQR, and Standard Deviation) by firm for net profit margin (PROFITS). Discuss.

  Evaluate the confidence interval for the slope

each person received was determined by randomization. For each person who was sent one of the surveys, the researcher recorded whether or not a completed survey was returned.

  Independent-samples t test with spss

State the statistical assumptions of this test Using the data set you have selected, select independent and dependent variables.

  What percent of steers weigh

Find probability using normal distribution.Using N (1152, 84), the Normal model for weight of Angus steers, what percent of steers weigh.

  Testing claim that opinion is independent of brand

Results of study are summarized below.  Use a 5% level of significance and test claim that opinion is independent of brand.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd