IM3 2nd Semester Exam Review

What type of sampling is represented in the scenario?

A principal sends out an email to all teachers and asks them to respond to a survey regarding the students at LTHS.

• Self-Selected Sample

• Simple Random Sample

• Systematic Sample

• Cluster Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Match the following sampling methods with the scenerios

• Cluster Sample

• A principal places all teachers into a spreadsheet and uses a number generator to pick 10 teachers.

• Systematic Sample

• A principal divides the teachers into 6 different groups and chooses 2 teachers from each group.

• Convenience Sample

• A principal divides the teachers into 8 groups and chooses 2 of the groups at random.   He gives all teachers in the 2 groups a survey.

• Stratified Sample

• A principal places all teachers into a spreadsheet.  Then selects every 7^th teacher.

• Simple Random Sample

• A principal surveys only the teachers the he sees walking into the café door.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Tags

CCSS.HSN.RN.A.2

• -22

• -54

• 512

• 8

Tags

CCSS.HSF-BF.A.1C

• 2x - 7

• 2x + 5

• -2x + 7

Tags

CCSS.HSF-BF.A.1B

• 4x + 23

• 4x - 17

• 16x - 17

Tags

CCSS.HSF-BF.A.1C

• x = 4

• x = 3 and x = -4

• x = 4 and x = -3

• x = 3

Tags

CCSS.HSA.REI.A.2

Tags

CCSS.HSF-BF.B.4A