Probability of salary levels for faculty

Assignment Help Basic Statistics
Reference no: EM13100528

The population mean annual salary for first year faculty at SLU is $47,000. Assuming that the population standard deviation is $1800:

1.) What is the probability that one randomly selected faculty member at SLU has a salary less than $46,000?

2) Suppose that 10 faculty members are randomly selected. What is the probability that the mean annual salary of the example, is less than $46,000

3) Suppose that 20 faculty members are randomly selected. What is the probability that the mean annual salary of the sample is less than $46,000

4) What is the prbability that one randomly selected faculty member at SLU has a salary less than $47,000?

Reference no: EM13100528

Questions Cloud

Weighted mean of three test scores : Find the weighted mean of three test scores for a student (85, 90, 75) where the first test counts for 20%, the second test counts for 30%, and the third counts for 50% of the final grade.
What would be the buoyant force experienced : Mercury is about 13.6 times the density of the human body. Assume that a person (Weight = 150lb {one could only wish}) were totally immersed in the mercury; what would be the buoyant force experienced by that person?
Evaluate the divisional hurtle rates for division : Evaluate the divisional hurtle rates for each division. Suppose that all divisions use 45 percent debt ratio for this purpose.
Normal probability-diameter of peaches in orchard : The diameters of peaches in a certain orchard are normally distributed with a mean of 5.10 inches and a standard deviation of 0.40 inches.
Probability of salary levels for faculty : The population mean annual salary for first year faculty at SLU is $47,000. Assuming that the population standard deviation is $1800:
Aggregate production schedule for constant workforce : Shoney Video Concepts produces a line of video streaming servers that are linked to personal computers for storing movies. These devices have very fast access and large storage capacity.
Find factors do not affect pressure at the bottom of a cup : Which of the following factors do not affect the pressure at the bottom of a cup? Explain answer a. Depth of the liquid b. Density of the liquid c. The value of the acceleration of gravity d. The shape of the cup
Break-even point for a given month : What is the net income of SouthCo if unit sales are twice the break-even point for a given month?
How low can we profitably go? : Prepare a memo: How Low Can We Profitably Go -  Recent reports reveal that Everest has started a new wave of construction in the Kansas City area, after having stopped their expansion one year ago. Their financial health has apparently improved ov..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Hypothesis testing for single mean and confidence interval

Construct a 99% confident interval for the standard deviation of the amount of vitamin B6 per pill.

  Study designs and validity threats

Explain and give examples of how the particular outcomes of a study can suggest if a particular threat is likely to have been present.

  Decision using the p-value approach

Make a decision using the p-value approach at the given α = 0.05.

  Creating confidence interval for true mean debt

Create a 95% confidence interval for true mean debt for student borrowers.

  Histogram and stem-and-leaf display for each variable

For following set of scores, prepare a frequency distribution, a histogram, and a stem-and-leaf display for each variable. Also calculate the mean, the median and the standard deviation of each score.

  Normal-theory method to test for significant differences

Use the normal-theory method to test for significant differences in 12-month mortality between the two groups.

  Describe the linear programming problem with constraints

Describe the Linear programming problem with constraints. Which among the following is not acceptable as a constraint in a linear programming problem?

  Details regarding sample size

Operators are to answer telephone calls from customers in an average time of 0.1 minute or less, and either respond to or refer to the proper department within 0.5 minute.

  Linear relation between degree of stenosis-reactive nuclei

Are you doubtful of any of these data points? if so why does there show to be a linear relation between degree of stenosis and nuber of reactive nuclei?

  Correlation coefficient and descriptive statistics

Give a brief definition and an example of the following: What does the correlation coefficient r describe? What about r squared?

  Voter registration records

A review of voter registration records in a small town yielded the following table of the number of males and females registered as Democrat, Republican, or some other affiliation.

  Correlation coefficient and the regression equation

Interpret the correlation between each set of variables.

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