The average prise of cell phones manufactured by Ahmbsi, Inc. is $94 wath a standard deviaten of s12. Furthermore, it is knewn that the prises of the cell phopes manufactured by Ahmadi a normpily fiotributed. (rou mly notd to use the appropriste aseendix table or technologr to answer ths quetaon.) (a) What percentage of cell phones produced by Ahmss, inc. will have prices of at least 1313,20 ? (Rocund your answer to two decimat places.) (b) Cell phones with prices of at least $79,60 will get a free git. What percentege of the cell phones wal be eligbie for the froe pit? (Reund your answer to tws decimal pleces.) %) % (c) What are the minimum and the maxinum values (is dollars) of the midde 95% of cel phone prices? (Round your arswers to two decimal places.) minimummaximum55xx (0) If 5,208 et the Ahmadi cel phones were priced at leat 5115,60 , how many ceil pheces were prodobed by Almmad, tinc? (Round youe answer to the nearetk integer.) x).

1. The belon data on the preduction volume x and total cest y (in dellari) for a particular
manufacturing coperation were used to develop the estimated regression equation ^=1,489.33+
7.12x. (a) The company's production schedule shows that 500 units must be produced next
month. What is the point estimate of the total cout (in doltars) for meat month? (Round your
answer to the neares cent.) (b) Oevelop a 9914 presction interval for the tecal cest (in dollecs) for
next monch. (fhound your answers to the nearest cent) xto1x (c) If an accounting cost repert at the
end of neat month shews that the actual production cost during the month was $6,400, should
mansgers be concerned about incurring such a nigh total cost for the month? Discust. Since
56,400 is the prediction interval, managers should concerned absut incurrisg such o high totat cost
for one month