QUESTION 8 A consulting firm submitted a bid for a large research project. The firm's management believes there is a 63% chance their bid will be succes indicates for 61% of successful bids and 33% of unsuccessful bids additional information is requested. If no additional information is requested, find the probability the bid will be unsuccessful. Oa. 0.6700 O b. 0.6667 Oc 0.2479 Od. None of the answers is correct Ce. 0.5022

QUESTION 3 The Global Business Travel Association (GBTA) reported the domestic airfare for business travel for the current year and the previous flights with their domestic airfares (in $) shown for both years. Suppose GBTA wished to see if the average airfare for the current yea for the previous year at a=.05. Current 328 730 527 424 230 620 Previous 335 738 526 429 230 634 For the hypothesis stated above, what is the P-value? O a. .975 < P-value <.99 O b. .01 < P-value <.025 Oc. None of the answers is correct d. .025 < P-value <,05 e. .05 < P-value <.10 QUESTION 4 Suppose you wish to see if there is a relationship between the price (units=$1000) and the rating (units=10 points) of laptop comput A regression analysis on 12 computers revealed Ex = 16.20, Ex = 24.12, Eyj = 90.00, Eyj = 684.40, and Exjyj = 125.70. Click Save and Submit to save and submit. Click Save All Answers to save all answers. MacBook Air 20 F3 000 F4 $ & 1 2 5 13

Question 13 Use the following probabilities to answer the question. Round to 4 decimal places. P(A) = 0.4, P(B) = 0.55, P(A and B) = 0.05. %3D P(B| A) = Submit Question

Question 6 Company records show that the proportion of defective parts has historically been 5%, however a quality control engineer believes that due to budget cuts these numbers have increased. To test this claim a random sample of N = 15 parts will be taken and if more than two defective parts are found the inspector will conclude that the proportion of defective parts has increases. Calculate the probability of the type one error. 18.5% 81.5% О 3.6% O 96.4%