Answer:
A is the answer
Step-by-step explanation:
-2 + (-7/2) = -2 + (-3 1/2) = -5 1/2
(A) illustrates this scenario
Answer:
The expected number of siblings is 1.05 or 1 (when rounded)
Step-by-step explanation:
Given the probability distribution of siblings of students in a high school with 1500 students:
To find the expected value for the number of siblings of a randomly chosen student, myltiply the number of siblings by its probability and add all these products:
Thus, the expected number of siblings is 1.05 or 1 (when rounded)
Based on the data, table that shows a proportional relationship is the first table.
<h3>What is proportional?</h3>
Data is said to be proportional if it increases or decreases at a constant rate.
<h3>What table has proportional data?</h3>
The first table has proportional data because the height increases by 5 centimeters everyweek, which shows a constant rate.
Note: This question is incomplete; below I attach the missing section:
Learn more about proportional in brainly.com/question/7096655?
#SPJ1