Sample annual salaries (in thousands of dollars) for public elementary school teachers are listed. find the sample standard deviation. round to two decimal places if necessary
23.9
15.3
40.2
30.3
21.0
22.8
id: es6l 2.4.1-9+

Describe the domain and range of y=2(3)^x-2+5

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.