determine whether the question is a statistical question. Explain

1. how many hours do sixth grade students sleep per night?

2. how many countries are in north america?

1. Statistical: Conclusions to statistical questions are based on inferences. Sample is analyzed to reach a conclusion

2. Not statistical: this is a fact. No analysis is required to predict this

d (5 x (-20)) * (100 x (0.7))

step-by-step explanation:

5÷1/100 * -.7 *-20

copy dot flip

5*100 * -.7 *-20

rearrange

5*-20   * 100 *-.7

-100   *-70

7000

the aswere is the one with all 8's and the second one is with the 10,8 and 6

step-by-step explanation: