a die is rolled find the probability of: an even number a number divisible by 3 not a two nor a six not an ace

a die is rolled find the probability of: an even number a number divisible by 3 not a two nor a six not an ace

Scores on the Wechsler Adult Intelligence Scale (WAIS) are approximately Normal with mean 97 and standard deviation 14. People with WAIS scores below 69 are considered intellectually disabled when,...

The scores of adults on an IQ test are approximately Normal with mean 110 and standard deviation 17. An organization requires an IQ score of 144 or higher for membership. What percent of adults would...

The upper arm length of females over 20 years old in a country is approximately Normal with mean 35.1 centimeters (cm) and standard deviation 2.2 cm. Use the 68-95-99.7 rule.

In a large class of 500 students, the mean and standard deviation of a final exam are 65 and 11, respectively If the grades have symmetric distribution, how many students have grades within 2...

In a large class of 500 students, the mean and standard deviation of a final exam are 65 and 11, respectively How many students have grades below 54?

Mean of 1521, std 326

assume that a procedure yields a binomial distribmutinous with 3 trials and a probability of success of 0.10. Use a binomial table to find the probability that the number of successes is exactly 0...

What is it that differentiates a binomial probability distribution from any other probability distribution? Honestly didn't know It was a difference my teacher explained that I...

The employees at a General Motors assembly plant are polled as they leave work. Each is asked, “What brand of automobile are you riding home in?” The random variable to be reported is the number of...

A certain group of test subjects had pulse rates with a mean of 84.6 beats per minute and a standard deviation of 11.6 beats per min. For some reason, I keep getting the incorrect answer for...

Use a binomial probability table to find the probability that the number of successes x is exactly 1

Assume that a procedure yields a binomial distribution with n=2 trials and a probability of success of p=0.40, Use a binomial probability table to find the probability that the number of successes...

Is this question discrete or continuous?

This question was asked to me by a friend, I have an idea of what it may be but I don't like being wrong.

Upper A report about the decline of Western investment in third world countries included this: "After A report about the decline of Western investment in third world countries included this:...

39 38 37 29 18 15 13 12 11.7 10.2 The range of the sample data is $ nothing million. (Type an integer or a decimal.) The variance of the sample data is nothing...

What is the positive difference between Richard 's height and the mean? b. How many standard deviations is that [the difference found in part (a)]? c. Convert Richard 's height to...

When a van is randomly selected, it is found to have a weight of 1815.5 kg? It is from a discrete data set because the number of possible values is infinite and countable...

Assume that you have selected 10 students enrolled at your college and have collected data for these three variables: x: number of courses enrolled y: total cost of text books and supplies...

describe whether the following study would most likely be "observational" or "experimental", and why it would be so. Researchers test two different blood pressure medicines...