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A firm has 550 employees; 380 of them have had at least some college education, and 412 of the employees underwent a vocational training program.
Furthermore, 357 employees both are college-educated and have had the vocational training. If an employee is chosen at random, what is the probability that he or she is college-educated or has had the training or both?
Mean of 950 and a standard deviation of 200. nancy bright's sat score was 1390. what percentage of students have scores more than nancy bright?
a population standard deviation is estimated to be 13. we want to estimate the population mean within 1.7 with a
The Focus sample contains information on the undergraduate students at the University of Wisconsin - Eau Claire (UWEC). Open the Focus sample worksheet (Focus Sample) and do the following.
Various temperature measurements are recorded at different times for a particular day. the mean of 20 degrees C is obtained for 40 temperatures on 40 different days. Assuming that the standard deviation = 1.5 degree C, test the claim that the populat..
Find the mean and the standard deviation of the sampling distribution of -x and find the interval containing 95.44% of all possible sample means returns.
Using the z table in Table E of Appendix C, what are the critical values for a two-tailed test when a = 0.03 .
determine the sample size needed to reject ho if the ratio is 3 times the hypothesized value of 2 variances alpha 0.05
If (Xi , Si , µi ) are measure spaces for all i in some index set I , where the sets Xi are disjoint, the direct sum of these measure spaces is defined by taking X = /i Xi , letting S :={ A ⊂ X : A ∩ Xi ∈ Si for all i }, and µ( A) := },..
can you give me an operation example of the differences between scalar multiplication and matrix
A behavioral research situation that could use a Pearson coefficient research study and a chi square research study. Present the rationale for each selection.
What is the value of the appropriate test statistic if you want to answer this question by carrying out a test of hypotheses? Is the proportion of UCD students who are left-handed different from the national proportion of 0.11?
question an employer wants to know what types of activities encourage her employees to exercise.nbsp the first month
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