Statistics Homework Answers & Questions

Answered basic probability and statistics
Suppose that you have to choose twice from a bag with one of each type of marble: red, green, yellow, and blue. Considering that you replace the marble after the first pull, complete each part below: a. What is the probability that you will pull a green marble on your second pull? b. ...
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Answered Testing hypothesis on hospital data
1. As a consultant, you need to use the Hospital database and construct a 90% confidence interval to estimate the average census for hospitals. Change the level of confidence to 99%. What happened to the interval? Did the point estimate change? 2. Determine the sample proportion of the Ho...
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Answered EXponential function for compound interest formula
Select an amount of money that you would like to invest (for example $1000.00). This will be your P0 value.Let your... Write out the exponential function using the P0 and k values you have. Select an amount of money that you would like to invest (for example $1000.00). This will be your P0 value....
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Answered CONTROL CHARTS
SHORT ANSWER, FILL IN THE BLANK, TRUE/FALSE. Your heart has different pulse rates depending on what daily type activities you are involved in. Is that an example of random or assignable variation 1. Once you have constructed your xbar and rcharts, which one should you look at...
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Answered popution projection
If the current population in china is 1.33 billion how many years will it take for the population to reach 1.5 billion if it is growing at .49% a year If the current population in china is 1.33 billion how many years will it take for the population to reach 1.5 billion if it is growing at .49% a y...
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Answered company bottle problem
Instructors, training on how to grade is within the Instructor Center. Assignment 1: Bottling Company Case Study Due Week 10 and worth 140 points Imagine you are a manager at a major bottling company. Customers have begun to complain that the bottles of the brand of soda produced in your company co...
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Answered Poisson distribution
A company makes electric motors.the probability an electric motor is defective is 0.01.What is the probability that a sample of 300 electric motors will contain exactly 5 defective motors?
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Waiting for answer Qualclocks a decision tree and sensitivity analysis question
Need help with this homework question on the attachment....
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Answered Homework help
)In a certain year, when she was a high school senior, Idonna scored 670 on the mathematics part of the SAT. The distribution of SAT math scores in that year was Normal with mean 515 and standard deviation 113. Jonathan took the ACT and scored 21 on the mathematics portion. ACT math scores for that...
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Answered Staying EmployedConditional Probability with explanation
Due to budget cuts a manager was told to cut a single person out of his work crew of 4 workersDave, Joe, Mike, and Roger. He decided to make the cut in as fair of way as possible since all are equally qualified. He put each of their names on a card, mixed the cards, and drew a random name. The m...
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Answered Homework help News PIP QUESTION
NEWS understands the issues that they must overcome in terms of quality, speed, and controlling costs. NEWS believes that the analysis that your team has provided in the last three Excel modules has led to successful strategic plans. The NEWS BOD would like to understand the probability of this...
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Answered 4 Dogs and Conditional Probability of being selected
4 dogsRover, Pepe, Spot, and Scruffy are in the pound wondering when they will be selected; Christmas was coming and it was an exciting time based on previous years. Rover, one of the dogs, heard a rumor that one of them will be selected before Christmas at random and felt his odds were 1/4 of be...
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Answered A survey of V.S. adults ages 5064 found that 86% use the in...
A survey of V.S. adults ages 5064 found that 86% use the internet. You randomly select 80 adults ages 5064 and ask them if they use the internet. A.) Find the probability that at least 70 people use the internet. B.) Find the Probability that at exactly 50 people say they use the internet c..) Fin...
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Answered The Act Tet had a mean composite score of 18 and a standard...
The Act Tet had a mean composite score of 18 and a standard deviation of 6. Assume the scores are normally distributed. What percent of the students had a score that is less than 14? SHOW WORK PLEASE!
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Answered Creating a bar chart in SPSS comparing six groups
Split the data into 3 groups for each year (2015 and 16). Group 1 = participants 110; Group 2 = participants 1120; Group 3 = participants 2130. Write an RQ related to finding differences between all 3 groups and years 1516 with corresponding Ho/Ha related to differences in group satisfaction by...
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Waiting for answer A random sample of 100 students is drawn from this populatio...
A random sample of 100 students is drawn from this population what is the probability that the mean score is greater than 22? SHOW WORK PLEASE
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Answered The Act test had a mean composite score of 18. And a standar...
The Act test had a mean composite score of 18. And a standard deviation of 6. Assume the scores are normally distributed. What is the lowest score that would still place a student in the top 10% SHOW WORK PLEASE
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Answered The Act test had a mean composite score of 18. And a standar...
The Act test had a mean composite score of 18. And a standard deviation of 6. Assume the scores are normally distributed. Find the probability that a student had a score between 15 and 19. SHOW WORK PLEASE
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Answered The act test had a mean composite score of 18 and
The act test had a mean composite score of 18 and a standard deviation of 6. Assume the scores are normally distributed. Find the probability that a student had a score higher then 20
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