Mathematics, 22.01.2022 06:00, Gabejenedu

Sara bought a new doll at a 20% off sale and saved $12. What was the regular price of the doll?

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Mathematics, 21.06.2019 19:40, love0000

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).

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Mathematics, 21.06.2019 22:20, daisa02

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?

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Mathematics, 22.06.2019 00:00, Talos02

Corresponding angles are a. always b. sometimes c. never congruent

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Mathematics, 22.06.2019 02:30, TeenOlaflover

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p. s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)