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Practitioners measured spiritual well-being (SWB) in a sample of 16 adults who were alcoholic before and following treatment for alcoholism.
Change in SWB
Following Treatment
+11 +12+10 -2+7 +9-1 -5+13 -4+15 -6+2 -8-3 +14
Use the normal approximation for the Wilcoxon signed-ranks T test to analyze the data above. (Round your answer to two decimal places.)z =
State whether to retain or reject the null hypothesis. (Assume alpha equal to 0.05.)
Retain the null hypothesis.
Reject the null hypothesis.
a. What is the probability an individual weighs more than 95Kg? b. The company has decided that the elevator will have a capacity of 5 people and a maximum load of 475 Kg. What is the probability that load will be exceeded if there are 5 people i..
if x is a binomial random variable where n100 and p.1 find the probability that x is less than or equal to 12 using the
A National Basketball Association player has made 80% of his free-throw attempts in the past. This season he takes 150 free throws.
a pew internet and american life project 2007 report stated that 74 of teenage boys posted their photo on their online
In each drawing of Lotto 6/45, six distinct numbers are drawn from the numbers 1,..., 45. In an analysis of 30 such lotto drawings, it was apparent
Find the mean d of the paired differences - Find the standard deviation sd of the paired differences - What assumptions must be made in order
suppose that we are testing h0 micromicro0 vs. h1 microgtmicro0 with a sample size of n15. calculate bounds on the
British Petroleum has recently been investing in oil fields in the former Soviet Union. Before deciding whether to buy an oilfield.
For a normally distributed population of heights of 10,000 women, m = 63 inches and s = 5 inches. The number of heights in the population
What is the 99% confidence interval? What is the new critical value for this calculation?
Calculate the sample mean, sample variance, and sample standard deviation for the following data set
The students of a certain school engage in various sports in the following proportions: Football, 30% of all students. Basketball, 20%. Baseball, 20%. Both foot
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