Find the number of standard deviations the raw score

Assignment Help Basic Statistics
Reference no: EM132040873

For a normal distribution with mean of 80 and a standard deviation of 8, find the number of standard deviations the raw score 67 is from the mean (a positive value rounded to nearest hundredth).

Reference no: EM132040873

Questions Cloud

Interpretation below for the confidence interval : Choose the best interpretation below for the confidence interval in the problem.
What are the main challenges to childrens health : What are the main challenges to children's health, safety, and nutrition in today's society?
Appropriate alternative hypothesis : Test the hypothesis that P(X>y)=0.5 against an appropriate alternative hypothesis. Let alpha equal 0.05
What instructional support does the technology fill : Based on the reading and the articles, what instructional support does the technology fill? What learning theories do they address? What are the gaps?
Find the number of standard deviations the raw score : For a normal distribution with mean of 80 and a standard deviation of 8, find the number of standard deviations the raw score 67 is from the mean
What is the probability that burke is on the committee : A committee of three is chosen from five councilors- Adam, Burke, Cobb, Dilby, and Evans. What is the probability that Burke is on the committee?
Probability that the hours of sleep per night : What would be the probability that the hours of sleep per night for a random sample of 4 college students has a mean between 6.73 and 6.92?
What is the p-value associated with test of hypothesis : What is the p-value associated with this test of hypothesis? Place your answer, rounded to 3 decimal places
Working on a percentile question : A university wants to estimate the unknown 25-percentile height, pi0.25 (in cm), of its students. A random sample of 180 students is produced and the height

Reviews

Write a Review

Basic Statistics Questions & Answers

  How a company handles a crisis when at fault

What is the probability that more than 810 consumers claim that how a company handles a crisis when at fault is an influence in their buying decisions?

  Find the confidence interval that corresponds

A poll is conduct with 1434 randomly selected U.S. adults. The poll showed that 72% of the respondents support gun rights. The sample results are n = 1434 p^ = .072 . Find the confidence Interval that corresponds to a 95% confidence level

  When the variances of the population distribution and the

when the variances of the population distribution and the sampling distribution of means are compared thea. variences

  What is the probability that at least two of the typewriters

A lot of 20 typewriters contains four defectives. 5 typewriters are randomly selected, what is the probability that at least two of the typewriters are defectiv

  Significant difference in the average prices

Is there a significant difference in the average prices for these two different supermarket chains? Test at α = 0.05

  Results of an analysis of salespersons

1. An article reports the results of an analysis of salespersons' performance level as a function of two factors: task difficulty and effort. Included in the article is the following ANOVA  table:

  Would this sampling method be considered a cluster sample

Twenty-three faculty members volunteered. Each faculty member gave the survey to all the students in one course of their choosing. Would this sampling method be considered a cluster sample? Why or why not?

  Argument to estimate the average complexity

This problem uses a rough (and flawed) argument to estimate the average complexity of the auction algorithm. We assume that at each iteration, only one person submits a bid (i.e., the Gauss-Seidel version of the algorithm is used).

  Normally distributed random variable with mean

X is a normally distributed random variable with mean 10 and variance 24.

  P-value for various values of test statistic

Assuming that these are a random sample of all publicly traded companies, construct a 95% confidence interval for the overall noncompliance proportion.

  The number of misprints per page of text is commonly

the number of misprints per page of text is commonly modeled by a poisson distribution. it is given that the parameter

  Reasonable to assume that the two populations

With reference to Exercise 42, test at the 0.02 level of significance whether it is reasonable to assume that the two populations sampled have equal variances.

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