The average human body cell is about 5.1 \cdot 10^{-4} \text{ cm}5.1⋅10 −4 cm5, point, 1, dot, 10, start superscript, minus, 4, end superscript, start text, space, c, m, end text in diameter. The diameter of a plant cell is 8 \cdot 10^{-3} \text { cm}8⋅10 −3 cm8, dot, 10, start superscript, minus, 3, end superscript, start text, space, c, m, end text. What is the combined diameter of the body cell and plant cell? Express your answer in scientific notation.

Which of the following equations are equivalent to -2m - 5m - 8 = 3 + (-7) + m? -15m = -4m -7m - 8 = m - 4 -3m - 8 = 4 - m m - 4 = -7m - 8 -8 - 7m = -4 + m -8 - 3m = 4 - m

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.

The equatorial radius of earth is approximately 6 × 10^3 km, while the equatorial radius of saturn is approximately 6 × 10^4 km. which of the following is true? a. the equatorial radius of saturn is approximately one hundred times that of earth. b. the equatorial radius of saturn is approximately ten times that of earth. c. the equatorial radius of earth is approximately one hundred times that of saturn. d. the equatorial radius of earth is approximately ten times that of saturn.