Question

Find the outlier in the set of data. 10. 15, 35, 10, 22, 13, 18, 19, 14 11. The scores on an exam are normally distributed, with a nean of 81 and a standard deviation of 10. What percent of the scores are less than 917 12. A grocery store will only accept yellow onions that are at least 3.25 in. n diameter. A grower has a crop of onions with diameters that are normally distributed, wit i a mean diameter of 3 in. and a standard deviation of 0.25 in. What percent of the onions will be accepted by the grocery stor? selects a ribbon at random, then Jessica selects a ribbon at random from the remaining ribbons. What is the fraction in simplest form. 13. A bag contains hair ribbons for a spirit rally. The bag contains 5 black ribbons and 10 green ribbons. Lila probability that Lila selects a black ribbon and Jessica slects a green ri bon? Express your answer as a The table shows the distribution of the labor force in the United States in the year 2000. Suppose that a worker is selected at random. Find the probability that a female works i、the Industry field. Express your 14. answer as a decimal, and round to the nearest thousandth. Agriculture 3,132,000 Industry Services 50,112,000 25,056,000 Female 8,004,000 15. The numbers of cookies in a shipment of bags are normally distributed, with a mean of 64 and a deviation of 2. What percent of bags of cookies will cor tain between 60 and 68 cookies? Find the values of the 30th and 90th percentiles of the data. 18,9, 7,5, 11, 7, 17, 20, 19, 2, 17, 12, 5, 1, 13, 12, 11, 15, 16, 20 16. A set of data with a mean of 59 and a standard deviation of 3.7 is normally distributed. Find the values that are 2 standard deviations from the mean.

questions from 10 to 19

Answer 1

19, 19, 2, 3 s Dala: lo, 13, 1, : 1 13+1+-13 2. Jy is om ouies S, 39 S) 0 Jura 1-0.84113 10 15 87