The width of DNA is approximately 0.0000000025 meter wide. What is 6 times the width of DNA, in scientific notation? 1.5 × 10-12 meter
1.5 × 10, -12, meter

1.5 × 10-10 meter
1.5 × 10, -10, meter

1.5 × 10-9 meter
1.5 × 10, -9, meter

1.5 × 10-8 meter
1.5 × 10, -8, meter

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?