- Q5 A The Score Of Fluid Mechanics Test Has A Normal Distribution With Mean 85 If Given The Standard Deviation Of Sampl 1 (25.87 KiB) Viewed 33 times
Q5 (a) The score of fluid mechanics test has a normal distribution with mean 85 if given the standard deviation of sample is nine. The lecturer claimed that if the student learned more than eight hours per week, the mean score would be different than 85. A test was given to a random sample of 60 candidates with the mean score was 88. (i) (ii) (iii) Rephrase the null and alternative hypotheses. Identify the type I error and type II error that correspond to the hypothesis above. Test the claim at 10% level of significance.