Answer:
Correct answer is (a). An online research company puts out a survey asking people two questions. First, it asks whether they buy groceries online. Second, it asks whether they own a car or not. The data are collected and recorded in a contingency table. The company wants to determine if there is a relationship between buying groceries online and car ownership
Step-by-step explanation:
The chi-square distribution can be used to perform the goodness-of-fit test, Closeness of observed data to expected data of the model.
Answer:
v = 55
Step-by-step explanation:
Plug in the values provided into the equation
v = u + at
v = 23 + 8 * 4
Solve
v = 23 + 8 * 4
v = 23 + 32
<u>v = 55</u>
Volume of a cylinder = πr^2h
π(2)^2(3)
12π
v=37.68 inches cubed
B
Step-by-step explanation:
because the figure is based on the graphic law
