Intro to ConfidenceIntervals.xls
This workbook demonstrates how confidence intervals work.
The first two sheets, UniformCI and NormalCI implement the procedure for creating a confidence interval
and demonstrate how confidence intervals cover.
Here are the
Chapter 4: Sampling and Statistical Inference
1. Define a sampling plan. What is the purpose of using a sampling plan?
A sampling plan is a description of the approach that will be used to obtain samples from a population
prior to any data collection acti
AEA_DifTPAB_v04.xls spreadsheet has been designed by AEA Energy & Environment to assist Diffusion Tube users in calculating the
Precision and Accuracy (Bias) of their co-location studies. It also helps in adjusting diffusion tube results usin
Statistical Details of Sample Size Calculator
Deciding how many questionnaires you need to send out is a combination of the following factors:
The level of accuracy you require in your results.
The likely response rate.
The size of the population
for Public Health
March 2008 - updated February 2014
Commonly used public health statistics and
their confidence intervals
This spreadsheet provides Excel formul for calculating the more
common types of statistic used within public health
CONFIDENCE INTERVAL CALCULATOR (v4, November 2002)
This spreadsheet can be used to calculate confidence intervals for a mean, the difference betweeen two means, a proportion o
comparisons of two proportions (the absolute risk reduction, number needed to t
Hypothesis Test for Mean
Hypothesis Test for Proportion
Left Critical t
Right Critical t
This worksheet computes prediction intervals for the mean
effect size in a meta-analysis
For documentation please go to www.Meta-Analysis.com/Prediction
This spreadsheet was prepared by Michael Borenstein
October 25, 2016
Based on formulas in the text
Michael Wood, February 2003
The approach in this workbook is explained in more detail in Making sense of statistics - a nonmathematical approach (Palgrave, August 2003). There are other worksheets at
95% Confidence Interval (confin95) Calculator
Clinical Decision Making Program
Department of Family Medicine, University of Oklahoma Health Sciences Center
This calculator produces 95% confidence intervals. Its
A simple random sample of 5 months of sales data provided the following:
a) What is the point estimate of the population mean number of units
sold per month?
b) What is the point estimate of the populat
CONFIDENCE LIMITS AND MAGNITUDE-BASED INFERENCES FROM P VALUES
Hover cursor for citation.
Hover cursor for updates:
How to Use this Spreadsheet
Use this spreadsheet to convert a p value into confidence limits for, and inferences about,
This spreadsheet contains six user-defined functions (written in MS Visual Basic for Applications) that make it easy to compute
intervals for the Binomial and Poisson distributions.
When you open this file, Excel may warn you that it contains macros, whic
Prediction intervals for D, d, g, RD
Enter values in shaded cells only
Number of studies
Degrees of freedom
Critical value for t (95% interval)
Mean effect (random effect weights)
Variance of M*
CONFIDENCE INTERVALS FOR ONE-WAY ANOVA
Confidence interval for means
Value of Mean
Calculate the Critical Values for z/2
Enter the Required Value in the White Cell
Confidence Level as a Decimal =
OUTPUT: The critical value for the
97% confidence level is z = 2.17.
Calculate the Confidence Intervals for Population Mean: Known
-2 n =
-8 mean =
-9 s.d. =
Mean (s Known)
Mean (s Unknown)
-3.666667 Sample mean
0.05 Sample S.D.
Cohen's d for the mean difference (v1.3)
Cohen's d with Confidence Interv
Enter sample sizes (N), means, standard deviations (SDs) and confidence level
into the green cells. Pink cells give Cohen's d, confidence intervals, and
t-Estimate of the Difference Between Two Means (Unequal-Variances)
Confidence Interval for the Difference Between Two Means using Satterwhaite formul for df
Sample 1 Sample 2 Confidence Interval Estimate
This Excel File allows for calculations of Defect per million levels and Confidence Intervals.
Instructions: File in the value in the yellow boxes.
May be used to compute Part Per Million Defects and Process Potential given sp
This spreadsheet calculates 95% confidence limits for binomial proportions.
Enter the sample size, and then enter either the observed number of "successes" or the observed prop
("Successes" is statistical jargon for whatever you're calculating the proport
Data Enter numerical values in cells A2, A3,
Aldicarb (Milllard & Neerchal, Ex 5.24)
d & Neerchal, Ex 5.24)
Arsenic (Millard & Neerchal, Ex 6.1)
Kinetics of immune responses
I. CELL INTERACTIONS IN SPECIFIC IMMUNE RESPONSES:
GENERAL CHARACTERISTICS OF THE SPECIFIC IMMUNE RESPONSES
A. Self/non-self discrimination - One characteristic feature of the specific
immune system is that it normally disting
MAJOR HISTOCOMPATIBILITY COMPLEX (MHC)
- In transplantation studies, MHC gene products were identified as
responsible for graft rejection.
- In studies on responses to antigens, MHC ge
Describe the organization and expression of the immunoglobulin gene
Explain the origins of antibody diversity.
Amino acid sequencing data revealed that a single C region could be
I. CENTRAL ROLE OF HELPER T CELLS IN CELL-MEDIATED
After a helper T cell recognizes specific antigen, it can initiate
several key immune processes.
1. Selection of effector mechanisms.
2. Induction of proliferation in appropriate
IN IMMUNE RESPONSES
Immunology is the study of the mechanisms that a host has evolved to rid
itself of pathogens and other foreign substances.
There are two sites at which pathogens may be located:
1. Extracellular sites
Properties and functions of cytokines
Cytokines are a diverse group of non-antibody proteins released by cells that
act as intercellular mediators, especially in immune processes.
A. Cytokines are clinically important as biological re
IMMUNOGLOBULINS STRUCTURE AND FUNCTION