Suppose that you must establish regulations concerning the

Assignment Help Basic Statistics
Reference no: EM13617120

Suppose that you must establish regulations concerning the maximum number of people who can occupy an elevator. A study indicates that if eight people occupy the elevator, the probability distribution of the total weight of eight people is approxiamately normally distributed with a mean equal to 1200 pounds and a standard deviation of 99 pounds. What is the probability thyat the total weight of eight people exceeds 1300 pounds? 1500 pounds?

Reference no: EM13617120

Questions Cloud

The population consists of all 15-year-olds living in the : in each of the following situations the sampling frame does not match the population resulting in undercoverage. give
Assuming that whether or not the students know the answer : in a class with 18 boys and 12 girls boys have probability 13 of knowing the answer and girls have probability 12 of
Which distribution is followed by xbar what are its : 1. consider a continuous random variable x with varx 4. a sample of 50 measurements of x is taken and xbar 68a.
Because of nonresponse the fraction of women among : 1. a researcher sends a questionnaire to 6000 individuals. she gets back 5000 responses. the percentage of women among
Suppose that you must establish regulations concerning the : suppose that you must establish regulations concerning the maximum number of people who can occupy an elevator. a study
Suppose a geyser has a mean time between eruptions of 94 : suppose a geyser has a mean time between eruptions of 94 minutes. let the interval of time between the eruptions be
With a mean of 74 and standard deviation of 16 what is the : with a mean of 74 and standard deviation of 16. what is the proportion of healthy people will have cbf readings between
Find the probability that the claim will be rejected : a drug tester claims that a drug cures a rare skin disease 84 of the time. the claim is checked by testing the drug on
1 the maker of a shampoo knows that customers like : 1. the maker of a shampoo knows that customers like this product to have a lot of foam. ten sample bottles of the

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find cutoff point between those who earn bonus-who do not

He can award a bonus to 20 percent of the representatives. What is the cutoff point between those who earn a bonus and those who do not?

  Find the population mean of waiting times

Mean waiting time was 15 minutes and that the standard deviation was 4 minutes. The 95% confidence interval for the population mean of waiting times is?

  On what method is the excel based calculator that you have

On what method is the Excel based calculator that you have provided based on (Exact, Score, Wald, Adjusted Wald). Also, what method is the calculation in Minitab based on?

  Extraneous solutions to real life problems

The answer was finding the length and width of a rectangle. The results were x= 3 and x= -4. Neither the length or width can be a negative number. However, 3 did work in the original equation."

  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.

  Find probability-patients not satisfied with after-surgery

Scientific poll based on 400 hospital patients has just been performed. Determine the probability that at least 70 patients will not be satisfied with after-surgery care?

  Complete an anova table

Given the following sample information, test the hypothesis that the treatment means are equal at the .05 significance level. Complete an ANOVA table. State your decision regarding the null hypothesis.

  Population mean waiting time

At a 5% level of significance, is there sufficient evidence that the population mean waiting time is now less than 3.7 minutes?

  Probability that worker take less than four minutes for task

Task is exponentially distributed with a mean of 8 minutes. What is the probability that it will take a worker less than 4 minutes to complete the task (to 4 decimals)?

  Probability of required university score

A prestigious university requires a score of at least 750 on a graduate exam for admission to its MBA program. Suppose the graduate exam is normally distributed with a mean of 500 and a standard deviation of 200.

  Analyze the data from the table

Give an example of how to use a t-test to analyze the data from the Table of Variables and list the grouping variable and continuous variable that you would include in the analysis

  Find results in a mean talk time of at least minutes

What percent of the time will a fully charged battery last at least 330 minutes. What is the probability that a random sample of n = 15 batteries results in a mean talk time of at least 330 minutes?

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