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A recent Survey Canadians has fou Let x be a binomial random Variable with n = 70 and p =0.3, since np =21 > 5
A recent Survey Canadians has fou Let x be a binomial random Variable with n = 70 and p =0.3, since np =21 > 5 and nq = 40 > 5, we con we the normel distribution to approximate the binomial. To determine the probability of exactly 3.5 success wing the normel approximation method, which of the following is Correct representation? use continuity Correction. a. P(34 < X < 361 b. p(34.5< x < 35.5) c. p(x > 34.5) d. P (x = 35)nd that they are increasingly Concerned about the longer-term effects of the COVID-19 Pandemic in the broader economy. According to the Survey, 30% of Canadians say that economic concerns as a result of pandemic keep them up at night Find probability that a. Fewer than 109 of them will say they are losing sleep over Wornies economic worries? b. at least 137 of them will say they are Worries Losing sleep over economic worries? C. between 109 & 136, inclusive, will say they are Worries losing sleep over economic worries? d. exactly 120 of them will say they are losing sleep over economic worries
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