random from those who have eaten a jawbreaker produced at Acme Candy Company. Wo

Question

random from those who have eaten a jawbreaker produced at Acme Candy Company. Would it be ith broken jaws? 17. For a standard normal distribution with mean 0 and standard deviation 1, find the area between 0.59 and 2.95. a. 0.2190 b. 0.2760 c. 0.7240 d. 0.2224 e. Solution not given, provide answer below rd deviation 20. Find th e indicated IQ score. According to the Wechler test, 1Q scores are normally distributed with mean 100, and standard deviation 15, Find the score that separated the lowest 56.75% from the top 43.25%. Use invNorm(area, mean, sd). Round to the nearest whole number 103 b. 97 130 Solution not given, provide answer d. e.

Explanation / Answer

17) P(0.59<Z<2.95)=0.9984-0.7224 =0.2760

option B is correct

20)

here for top 43.25 percentile crtiical z =0.17

hence corresponding value =mean +z*std deviation =100+0.17*15=102.55

option A is correct

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