A quality control expert at a drink bottling factory took a random sample of bottles from a batch and measured the amount of liquid in each bottle in the sample. The amounts in the sample had a mean of 503 mL and a
standard deviation of 5 mL. They want to test if this is convincing evidence that the mean amount for bottles in
this batch is different than the target value of 500 mL.
Let u be the mean amount of liquid in each bottle in the batch.
Which of the following is an appropriate set of hypotheses for their significance test?

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?

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 california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.