A sample of n = 25 observations from a normal population is drawn. the population mean is 100 and the population (known) standard deviation is 20. find the probability that the sample mean is greater than 95.

Jill uses summer for honey to make lotion if each bottle of lotion requires 1/4 gallon and she uses a total of 3 gallons how many bottles of lotion does she make

Last year, there were 380 students at Woodland Middle School. This year, the student population will increase by 5%. What will be the school's increase population?

What is the value of x in the equation 1/2x-3/4=3/8-5/8

The line which passes through 2,5 and 6,8

Angle A measures (2x + 23) °. Angle B is supplementary to angle A and measures (4x + 46) °. Write and solve an equation to find the value of x.

Is y=x squared + 2 a linear function

The half-life of a certain substance is 26 years. How long will it take for a sample of this substance to decay to 92 % of its original amount? Use the exponential decay model, A = A_0 e kt, to solve. years (Round to one decimal place as needed.)

An English professor assigns letter grades on a test according to the following scheme. A: Top 7% of scores B: Scores below the top 7% and above the bottom 59% C: Scores below the top 41% and above the bottom 18% D: Scores below the top 82% and

The jewerly store has a ring with a retail price of $372.50 it is on sale for 60% off the retail price what is the discount

The cheetah population in the Sahara Desert is declining at a rate of 4.5% per year. The population was 925 in the year 2005. Which answer is the best prediction of the population in year 2012? 1250 412 670 901