Hello!

Can you please solve these two attached problems for me? Thank you!

Name: MTH 243 - PCC (Lee) 2. [7 pts] The Pew Research Center estimates that as of January 2014, 89% of 18-29 year olds in the United States use social networking sites. a. Write about each of the conditions needed to use a Normal distribution to calculate probabilities. atning al dnow al inemagizzs birdT .vistalamos anoitzsup aniwollor any to rass lawren erithe nohudiwalb er tent asimovbe edlud frigil insseoul mosgmos to fequposiunam A faig 8] to rolfelveb bisbinsfe s has aquor 090.P To nsam's driw ismion yheon al adled idgil seeds to anagealll onlied famed ooh.@ nads mom atzsl dlud fail nezorto vimobrist as faris villidedoiq ends al tadW ,6 sansinez elolamoo s of lowand 1boy evis be noltudinzib and ledal bnis web b. Calculate the probability that at least 91% of 100 randomly sampled 18-29 year-olds use social networking sites. Define, draw and label the distribution and give your answer in a complete sentence. of thew aw wan ent of bawsile vivsod baoseni al anesebill dlid orbs to nowudhalb ery you ated .d Bebearianolilbros ark to dose suods atnow . niquelil esedove want afeluples bas adjud OA soaloe c. Calculate the probability that at least 91% of 500 randomly sampled 18-29 year-olds use social networking sites. Define, draw and label the distribution and give your answer in a complete sentence. wars wov evig bris nowudruzib ard ledal bris wanbanned Savor OUR, 8 Page 2MTH 243 - PCC (Lee) .comsl Name: (592)309 - EDS HTM GRADED PROBLEM SET Module 5 on (sicor say 251512 batinl Answer each of the following questions completely. This assignment is worth 15 points. 1. [8 pts] A manufacturer of compact fluorescent light bulbs advertises that the distribution of the lifespans of these light bulbs is nearly normal with a mean of 9,000 hours and a standard deviation of 1,000 hours. a. What is the probability that a randomly chosen light bulb lasts more than 9,400 hours? Define, draw and label the distribution and give your answer in a complete sentence. Istage and ablo-may es-81 balornez Ymobnet Dot to defe tegel to faris vailidedong ads stelusled .d erelics ani swans wov evia bris notdudhalberd leds! bris weib enited .zaije ant howdon songiuse b. Let's say the distribution of the bulb lifespans is instead heavily skewed to the right. We want to select 40 bulbs and calculate their average lifespan. Write about each of the conditions needed to use a Normal distribution. latgoa nau ablo-tsev es-81 belamea vimobam ope to dere segel is isnt vilidedong and eisluolso c. What is the probability that the mean lifespan of 40 randomly chosen light bulbs is more than 9,400 hours? Define, draw and label the distribution and give your answer in a complete sentence. Page 1