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QUESTION 4 It is believed that 20 % of KFUPM prep-year students choose chemical engineering as their rhajor. A random sa
Posted: Wed May 11, 2022 1:54 pm
by answerhappygod
- Question 4 It Is Believed That 20 Of Kfupm Prep Year Students Choose Chemical Engineering As Their Rhajor A Random Sa 1 (23.71 KiB) Viewed 29 times
QUESTION 4 It is believed that 20 % of KFUPM prep-year students choose chemical engineering as their rhajor. A random sample of 75 such students revealed that 21 students choose chemical engineering as their major. To test the claim, at 5 % level of significant, 1. Calculate the test statistic (round your answer up to 4 decimal places) 2. What is the critical value of the test? 3. What is your decision regarding HO, reject or don't reject HO? 4. Given the decision that you reached, which of the two types of errors associated with hypothesis test could you have made?