Answer:
A variable is a quantity that may change within the context of a mathematical problem or experiment. Typically, we use a single letter to represent a variable. The letters x, y, and z are common generic symbols used for variables.
Step-by-step explanation:
in other words is like x,y,z or any other letters
Answer: D
Step-by-step explanation:
Sorry I’m late.
Remember:
A STATISTICAL QUESTION has variable answers.
Ex: How many toys are in the U.S?
A NON-STATISTICAL QUESTIONS have only one answer
answer is the first one and the last 2
Answer:
0.80
Step-by-step explanation:
The z-score is found from the formula ...
Z = (X -μ)/σ
Z = (77 -73)/5 = 4/5 = 0.80
Jennifer's Z-score was 0.80.
