Find the data value in the distribution

Assignment Help Basic Statistics
Reference no: EM132191896

A set of data items is normally distributed with a mean of 23 and a standard deviation of 5.7. Find the data value in the distribution that corresponds to each of the following z-scores. Round your answers to the nearest tenth.

(a) z = -1.3

(b) z = 2.45

Reference no: EM132191896

Questions Cloud

Senator participating in that survey : What was the probability that he or she was a Democrat? (Round your answer to four decimal places.)
What is the schedule performance index : MGT 550 Project Management - Using the 50-50 Rule earned value computation, what is schedule variance for the project as reported?
Random sample of size : If a random sample of size n = 74 is drawn, find µx, s x and P(15 = x = 17). (Round s x to two decimal places and the probability to four decimal places.)
How many sets have already been manufactured : If all the serial numbers of this type have been used, how many sets have already been manufactured?
Find the data value in the distribution : A set of data items is normally distributed with a mean of 23 and a standard deviation of 5.7. Find the data value in the distribution that corresponds
Binomial distribution with parameters : A random variable X follows a binomial distribution with parameters n and p. If the mean and the variance of X are 9.6 and 5.76 respectively
Set of data items is normally distributed : A set of data items is normally distributed with a mean of 108 and a standard deviation of 19. Convert each of the following data items to a z-score.
Cumulative cost curve comparing actual versus planned costs : MGT 550 Project Management - Assignment - create a cumulative cost curve comparing actual versus planned costs - create a Gantt chart comparing actual versus
What is the z-score of a value : What is the z-score of a value of 27, given a set mean of 24, and a standard deviation of 2?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Compute the possible sets of representatives

A company has four departments: manufacturing, distribution, marketing, and management. The number of people in each department is 55, 30, 21, and 13.

  Use normal approximation to estimate the probability of

use normal approximation to estimate the probability of getting exactly 47 girls in 100 births. assume that boys and

  Assignment on the motivation

Assignment on the Motivation

  It also has proportion unemployed of 1 a sample of 60

city a has a mean family income of 65000 with a standard deviation of 2000. it also has proportion unemployed of .1. a

  Obtain a point estimate for the proportion of adults

If an interactive poll found that 379 of 2,246 adults aged 18 or older have at least one tattoo. How would I determine the following solutions?

  Significant difference in average defect rate of factories

Proportions of defective chips are 4.0% and 6.0% respectively. Using a confidence level of 95%. Which statement is supported by data?

  Problem where a stick of length

This is an addendum to Problem where a stick of length 1 was repeatedly randomly broken in the sense that the remaining piece

  Identify the null hypothesis and the alternative hypothesis

Determine the test statistic. Show all work; writing the correct test statistic, without supporting work, will receive no credit.

  Confidence and estimated standard deviation

If the estimate is to be within 8 mpg of the true mean with 98% confidence and the estimated standard deviation is 22 mph, how large a sample size must be taken?

  Find the population size of the sample

A random sample of 100 items is selected from a population of size 350. What is the probability that the sample mean will exceed 200 if the population mean?

  Find a confidence interval

An experiment was conducted to compare the reaction times of a group of 10 volunteers (from a psychology class) to a bright light versus the sound of a loud air horn. Find a 95% confidence interval for µD = µX - µY .

  What scores must student recieve on each exam

The ACT is also distributed with meanof 21 and standard deviation of 4.7. Rachel wants to be in the 98th percentile on each test. What scores must she recieve on each exam?

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