Calculate the value of 1* 4 and 4* 1

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 quickly see how many students between 100 and 200 students were treated?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.