Question

The paper investigeted the driving behav or of teenagers by observing their venicles as they let a high school parking lot ed then again et a ste approximetely mile from the school. Assume thatit is reasonable to regard the teen drivers in this study as represenkative of the PogLatin of teen crvers. Assume the res ective gDgulatioๆs are rarmal. Amount by Which Speed LUmit Was Exceeded Male Driver Female Driver 1.4 0.4 0.7 1.2 1.3 0.9 0,6 0.5 The measurements represent he diffe noe between the abserved venicle speec 리nd th션 posted speed limit our for a sample of male eenage drivers and a sample o emale teenage dnvers. use significance eve of 0.01 ta test th션 hypothess that males n mies Per exceed the speed limit by rnong miles卩er haur man temales. (a) The correct alternative hypothesis is: HAlch- (b) dr = (c) P (Enter as an integer.) (Round the answer to three decimal places.) (d) Do these data provide convinding support for the claim that, on average, male teenage drivers exoeed the speed limit by more than do temale teenage drivers? O No (e) which or the following statements are true about the ρ-value. a probabilitySmlira distribuionSreexalened bnion or 1. The p-value is probablltySeect 2. The p-value is calculated using a norel sampling distribution 3. P-value is the probability thet our statistical evidence, the sample mean difference is expleined by sermpling veriation ar chance 4. The p-value the p pazdility that th션 null hypothesis is false l-Gelad--a | Select s. The p-value s 캡 p-ababity statement about the the sampl션 mean af the difference set of two dependent samples -Eclech ) 6. The p-valua s the probability that the null hypothesls is tnue and the sample evlcence Is due to sampling varlat on--Selec 7. The p-valus aprobabillty about the the dirterence between two sample means -See

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Answer 1

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