7 Int Predictions with Population 5/8

Kim found that 20 out of 50 students she surveyed in the lunch line liked enchiladas best. If there are 520 students at Kim's middle school. Predict how many you would expect to like enchiladas best.

• 205

• 208

• 211

• 214

Kim found that 10 out of 50 students liked hamburgers best. Predict how many of the 520 students who would like hamburgers best.

• 100

• 102

• 104

• 106

The manager of a music store sent out 1,000 survey forms to households near her store. Based on the survey 340 people prefer pop to other genres of music. If the manager orders 2,500 CDs, how many of them should be pop?

• 850

• 855

• 860

• 865

A random survey of 44 people at a mall shows that 22 people prefer to take a family trip by car, 18 prefer to travel by plane, and 4 prefer to travel by bus. Out of 500 people how many people would you expect to travel by plane? Round your answer to the nearest whole.

• 200

• 205

• 210

• 215

Sean conducted a survey to find out if students preferred snowboarding or skiing. 64 out of 80 students preferred snowboarding. There are 200 students at her school, predict how many of them would like snowboarding.

• 160

• 161

• 162

• 163

Zach is trying to decide which of three different golf courses is the best. He randomly surveyed 25 people at a golf store and recorded the results in the table. Out of 150 people how many would be expected to go to Rolling Meadows?

• 40

• 41

• 42

• 43