A population has a mean p= 85 and a standard deviation o = 28. Find the mean and standard deviation of a sampling distribution of sample means with sample size n = 49.
*(Simplify your answer.)

Sandy is ordering bread rolls for her party, she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Yvaries inversely as x. y =12 when x=5. find y when x=4

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected