Juana is playing a game of chance in which she rolls a number cube with sides number 1 to 6. The number cube is fair, so a side is rolled at random. If Juana rolls an even number, she wins that amount. If she rolls and odd number, she loses that amount. Find the expected value of playing this game.

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Could someone with number 1 and 2

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).