Sixty-five elements were randomly sampled from a population that has 200 elements. the sample mean is 180 with a variance of 135. the distribution of the population is unknown. the standard error of the mean is

6 1/2 + 1 3/5 + 4 3/4

You have a jar of jelly beans in front of you with 12 - lime, 17 - papaya, 5 - mango and 13 - bubble gum. What is the probability, as a fraction, of selecting either a lime or bubble gum followed by a papaya?

When x-y=3 work out the value of 2x-2y

What is the solution of the system? 2x-y=-7 4x - y=-4 O (-1.5,4) O (1.5, 10) O (4.-1.5) O (-1.5.-2)

How many degrees are each angle of a regular 7 sided shape?

3842532 rounded to the nearest 1000

Your bakery is located in a large shopping center. The intire shopping center is 4,500 square feet. Your bakery takes up 1/10 of that space. How many aquear feet is your bakery.

1. Saiz buys a Playstation 5 for $500 with a credit card carrying a 21% Annual Percentage Rate (APR) and each month she will pay back $10. By the time she finishes paying off her credit card, what will be the real, total cost of the Playstation 5? 2.

A microscope has a setting that magnifies an object so that it appears 1000 times larger when viewed through the eye piece. If a tiny insect is. 095 cm long, how long will it appear through the microscope?

Jimmy found five numbered cards, 1, 2, 3, 4, and 5 under his brother's bed. In how many ways can he arrange the cards to form a five-digit number?