Help me and i will give u a brainlliest

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 type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.