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Prepare a frequency distribution from data given below that describes how long it took a person to drive to work in work week.
Monday-15 minutes
Tuesday-10 minutes
Wednesday-25 minutes
Thursday-9 minutes
Friday-10 minutes
Calculate the Standard Deviation of above data.
Is this a normal distribution?
What are the implications?
The number of items rejected daily by the manufacturer because of defects for last 30 days are:
Use the continuity correction and describe the region of normal curve that corresponds to the indicated binomial probability. The probability of more than 50 right answers.
For each problem, compute a Welch F-statistic and determine whether or not significant differences exist among the treatment conditions.
Determine the following probabilities: Events A and B are mutually exclusive events defined on common sample space.
Find the lowest possible score a candidate can score and still qualify. Assume the scores are normally distributed.
In healthy adults, x is approximately normally distributed with mean µ = 38 and standard deviation σ = 12. What is the probability that:
Introduce some basic library search tools and demonstrate the relevance of statistics (in this case, regression analysis) to your chosen field of study. MS 3043 - Spring 2014 Project
Test whether there is significant difference in the test anxiety level of the three groups using nonparametric test.
You construct a 90% confidence interval for the average stock price to be (267.348, 279.472). Of the following choices, what is the approporiate interpretation of this interval?
Describe the optimal solution to a linear programming problem. comprise the following constraints from a two -variable linear program.
Enter the data and use the appropriate commands to find the mean, median, mode, sample standard deviation, population standard deviation, 10% trimmed mean, and data count.
Let x be the random variable that denotes the net amount a playr wins by playing this lottery. Write the probablity distribution of x. Determine the mean and standard deviation of x. How will you interpret the values of the mean and standard devia..
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