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As in the previous problem 56 customers are randomly selected at Sun Valley Bank If...

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As in the previous problem 56 customers are randomly selected at Sun Valley Bank If X is the number of customers who have a high yield savings account then the distribution of X can be approximated with a normal distribution N 28 3 7 where the mean u is 28 and standard deviation o is 3 7 Using this approximation find the probability of 30 or 31 customers having a high yield savings account You may use the portion of the Standard Normal Table below Z 0 00 0 01 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 3 0 6179 0 6217 0 6255 0 6293 0 6331 0 6368 0 6406 0 6443 0 6480 0 6517 0 4 0 6554 0 6591 0 6628 0 6664 0 6700 0 6736 0 6772 0 6808 0 6844 0 6879 0 5 0 6915 0 6950 0 6985 0 7019 0 7054 0 7088 0 7123 0 7157 0 7190 0 7224 0 6 0 7257 0 7291 0 7324 0 7357 0 7389 0 7422 0 7454 0 7486 0 7517 0 7549 0 7 0 7580 0 7611 0 7642 0 7673 0 7704 0 7734 0 7764 0 7794 0 7823 0 7852 0 8 0 7881 0 7910 0 7939 0 7967 0 7995 0 8023 0 8051 0 8078 0 8106 0 8133 0 9 0 8159 0 8186 0 8212 0 8238 0 8264 0 8289 0 8315 0 8340 0 8365 0 8389 Round the final answer to two decimal places

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