Most people can roll their tongues, but many can't. the ability to roll the tongue is genetically determined. suppose we are interested in determining what proportion of students can roll their tongues. we test a simple random sample of 400 students and find that 317 can roll their tongues. the margin of error for a 95% confidence interval for the true proportion of tongue rollers among students is closest to

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

Write an introductory paragraph for this corrie ten boom and her family were faced with some difficult choices after hitler came to power. some family members paid the ultimate price. write a carefully thought-out paper of at least 200 words dealing with the following concepts: --how should a christian act when evil is in power? --what do you think it would be like to live in an occupied country? remember to proofread anything you write thoroughly.

Askateboard ramp is in the shape of a right triangle what is the height of the ramp