If the test has a mean score of 800 and a standard deviation of 125, what is the lowest score you can achieve and still be admitted to the graduate school?

If the test has a mean score of 800 and a standard deviation of 125, what is the lowest score you can achieve and still be admitted to the graduate school?

A. find the best point of estimate of the population of portion p. B. Identify the value of the margin of error E. E= round to four decimal places as needed. C. Construct...

Kendra uses chunks of real strawberries in her strawberry frozen yogurt and topping. The price of the strawberries varies throughout the year. Kendra has a mean cost of $1.80 for a pint of strawberries,...

A certain shipping company wants to estimate the average weight of all their packages send by 2nd Day service. A random sample of 21 packages provided the average weight of 5.68 pounds with the...

There are n kids in ProbabilityVille and each of them has a toy. One day, they decided to randomly reassign the toys in such a way that each of the n! possible assignments of toys to kids is equally...

I have observed the time, in hours, for those 10 colleagues to stay awake at the extremely long-winded Dean's meeting as soon as it started. 1.9 0.8 1.1 0.1 -0.1 4.4 5.5 1.6 4.6 3.4 Now,...

at least 700 of the patients is eating healthy? Here is my work, but my answer does not match up with the answer key for practice problems my professor provided, he has yet to respond to...

10. Let c = 0.95, s = 7, and n = 11. Find the margin of error, E.

Find z such that 7.2% of the standard normal curve lies to the left of z. (Round your answer to two decimal places.) z =

Seven qualified students apply for a scholarship, but only five scholarships, (equal in value) can be given. If the 5 scholaarships are all different, how many ways can 5 winners be selected?

What is the probability of that happening?

an estimate is needed of the mean acreage of farms in Ontario, Canada. A 95% confidence interval should have a margin of error of 25 acres. A study ten years ago in the province had a sample standard...

How many would be expected out of 130

Determine the minimum required sample size to construct a 99% CI for the population mean. Assume the population standard deviation is 9.8 minutes.

Is it that the variance is not statistically relevant because of the rejection of the null hypothesis?

There is a 88.4% chance that my value of x is 30 or greater. If I assume my data is normally distributed, can I determine the likelihood that my value of x is 26, 27, 28, 29, 31, 32, 33, 34 etc? If...

The Bureau of Mechanical Engineers wishes to show that the median salary for mechanical engineers is higher than the value reported by the Bureau of Labor and Statistics. The BLS claims that the median...

Basic probablity question

Jan earned 86 on her political science midterm and 89 on her chemistry midterm. In Political science class, the mean score was 75 with a standard deviation of 4 In chemistry class, the mean score...

under-fill rate 20% 15 randomly selected two-liter bottles