. A large population has a mean of 27 and a standard deviation of 3.2. A sample of size 50 is taken from the population. The sample mean is 26.6 and the sample standard deviation is 3.5. The values of the population mean and standard deviation are called, while the sample mean and sample standard deviation are called ? Cause and effect can sometimes be established in a , but generally not in an . Explain.

According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Examine the two-step equation. − 7 4 + x 4 = 2 which property of operations allows you to add the same constant term to both sides? amultiplication property of equality bdivision property of equality caddition property of equality dsubtraction property of equality

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)