How are coastal dunes and coastal plains similar? A) Both are in mountainous regions?
B) Both have low elevation?
C) Both have a high relief?

Write the expression 7x^3-28xy^2 as the product of 3 factors

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e. g. 98.76543).

Which number completes the inequality? 2/3 < _ < 7/9