Recent questions in Statistics

Recent questions in Statistics

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Strategies For Planning A Effective Trip

asked 6 years ago in Statistics by coin5sex (120 points)

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Discount Designer Shoes Ideas

asked 6 years ago in Statistics by twine7drop (140 points)

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The Honest to Goodness Truth on Designer Women's Shoes

asked 6 years ago in Statistics by zipper25anger (120 points)

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Key Pieces of Discount Designer Shoes

asked 6 years ago in Statistics by chive2opera (120 points)

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Buy A Fake High School Diploma

asked 6 years ago in Statistics by gander8forest (140 points)

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Professional Handicapping Advice Part 2 Making Correct Football Picks

asked 6 years ago in Statistics by rotatepipe05 (120 points)

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Valentine's Day Roses The Colors Of Love

asked 6 years ago in Statistics by shark62camp (120 points)

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Calculate the sample standard deviation for the following values of systolic blood pressure: 130, 152, 120, 107, 110, 143.

asked 8 years ago in Statistics by anonymous

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Compute the sample standard error of the mean for the following values of systolic blood pressure: 130, 152, 120, 107, 110, 143.

asked 10 years ago in Statistics by anonymous

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1 answer

The correlation between the age and height of children is found to be about r = 0.7. Suppose we use the age x of a child to predict the height y of the child. We conclude

asked 11 years ago in Statistics by anonymous

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in a class of 19 students, 10 study spanish, 7 study french, and 2 study both french and spanish. Whats the probability of studying spanish but not french?

asked 12 years ago in Statistics by anonymous

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1 answer

If the forced vital capacity of 11-year-old white males is normally distributed with a mean of 240cc and σ=400 and n=64, calculate the standard error of the mean?

asked 12 years ago in Statistics by anonymous

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1 answer

The distribution of systolic blood pressures for female diabetics between the ages of 30 and 34 have unknown mean?

asked 12 years ago in Statistics by anonymous

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1 answer

Approximately what percentage of normally distributed data values will fall within 1 standard deviation above or below the mean?

asked 12 years ago in Statistics by anonymous

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1 answer

People with long work hours tend to spend less time with family, and vice versa, so the correlation between “work hours” and “family hours” must be close to 0?

asked 12 years ago in Statistics by anonymous

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2 answers

In a class of 19 students, 10 study Spanish, 7 study French, and 2 study both French and Spanish. One student is picked at random. Find each probability.

asked 12 years ago in Statistics by anonymous

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A math teacher gave her class two tests. 30% of the class passed both tests and 50% of the class passed the first test. What percent of those who passed the first test also passed the second test?

asked 12 years ago in Statistics by anonymous

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What parameters are used to completely describe a normal distribution? Compare this with the parameters used to describe a uniform distribution

asked 12 years ago in Statistics by anonymous

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From what your know of a Discrete Uniform Probability Distribution, what is the cumulative probability of obtaining values greater than three on a six sided dice

asked 12 years ago in Statistics by anonymous

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On a continuous distribution, like the normal distribution, what is the probability of obtaining any single value

asked 12 years ago in Statistics by anonymous

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