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Construct a 95% confidence interval for the number of toys that are from china in a random sample of 210 toys. It is estimated that
Construct a 95% confidence interval for the number of toys that are from china in a random sample of 210 toys. It is estimated that 70% of all the world's toys come from china. Use the following Desmos Applet to help answer question https://www.desmos.com/calculator/xwe9ywwjik A) What would be the z-critical value? (two- decimal places) 1.96 B) What is the standard error or standard deviation (Sigma value Choose... 6.64 C) What is the margin of error? (Round to nearest whole number D) What is the expected number of toys in random sample of 21( V 1.96 toys? 123 E) What is the upper limit of confidence interval? 134 F) What is the lower limit of confidence interval? 11 1.645 160 147 136 13 149 158 2.58
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