A maths teacher is analysing the marks of her cclass in a recent exam. she has noted the following: max score: 77 min score: 34 mean score 52 modal score: 49. next day she adds another student's score 95, who took the test another day. which of the following measures will NOT change as a result: Range, Max Value, Min Value, Mean, Median or Mode?

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).