A particular airline wants to know how its customers feel about its service. Every day during the survey period, it randomly selects 10 flights, and asks all of the passengers on these flights to fill out a short questionnaire. This type of sampling design is called.

Cluster Random Sample

Step-by-step explanation:

another example should help

Example—An airline company wants to survey its customers one day. So they randomly select 5 flights that day and survey every passenger on those flights, it's a cluster random Sample

it's kinda similar

hope it helps

the transverse axis of a hyperbola is the line that contains the two vertices and the two focuses.

in this example (hyperbola of equation x^2/2 - y^2/4 = 1), the transverse axis is the  x-axis  . 

step-by-step explanation:

4

step-by-step explanation:

6 (donuts) divided by 3 is 2.

so 2/3 means 2 times 2, which is 4/6.

you get two and your friend gets four.